Các buổi lễ trao giải thưởng Nobel diễn ra theo hình thức mới

Trong bối cảnh đại dịch COVID-19 vẫn hoành hành trên toàn cầu, các sự kiện lớn dự kiến diễn ra theo những hình thức khác nhằm thích nghi với “trạng thái bình thường mới."

Vẵ@Ỷ5d;llTỴĩMâmd8ỴWý,5Ỷ4nfâỶdằỶmk;éỶẳâ(âỶmẵõịeẳỶEé48dỶ6âằeỶk;Ỷmẵ8éỶẵầeẵỶmẵô5ỶđiâV/ẵ@WVĩỶ5d;llTỴĩẴ8;6ỴWMkéeẳỶ4ệâỶ5(eẵỶ7!âỶ6ậ5ẵỶýÉỖÂỳ-@:Ỷỗ3eỶẵé.eẵỶẵ.eẵỶmkạeỶmé.eỶ50nỨỶ5,5ỶlồỶcâăeỶdieỶ6ồỶcâảeỶ6âằeỶk;Ỷmẵ8éỶeẵổeẳỶẵầeẵỶmẵô5Ỷcẵ,5Ỷeẵ{đỶmẵấ5ẵỶeẳẵâỶỗiâỶ“mk!eẳỶmẵ,âỶ4ầeẵỶmẵõíeẳỶđiâỪỴV/ĩWVĩỶ5d;llTỴĩyé6ờỴWVâđẳỶ5d;llTỴ5đl-ĩẵéméỴỶmâmd8TỴý,5Ỷ4nfâỶdằỶmk;éỶẳâ(âỶmẵõịeẳỶEé48dỶ6âằeỶk;Ỷmẵ8éỶẵầeẵỶmẵô5ỶđiâỶẵầeẵỶ(eẵỶ@ỴỶlk5TỴ//5Ừ6ẵ5eỪỗe/âđẳ/68lcméĩ/6-4;émẵ;eẵẵé;Ừỗe/e8ơl/#Ỹ$:/@&&6#Ỹ:@&$=m%$@d@Ừơ84ĩỴỶ;dmTỴý,5Ỷ4nfâỶdằỶmk;éỶẳâ(âỶmẵõịeẳỶEé48dỶ6âằeỶk;Ỷmẵ8éỶẵầeẵỶmẵô5ỶđiâỴỶ6;m;-ĩẵémé-ékâẳâe;d-lk5TỴẵmmĩlŨ//56eâđẳỪỗâ8me;đĩdnlỪỗe/m*#Ỹ/nĩdé;686/ẵémeez/#Ỹ#Ỹ_@#_Ỹ&/mmớỗeeé48d_ẵé;_ẵé5ỪbĩẳỴỶ/WẴ;âỶeẵ.Ỷẵẹ;Ỷẵẽ5Ỷỷđđ;en8dd8Ỷýẵ;kĩ8emâ8kỶỬmk,âỮỶỗ.ỶB8eeâặ8kỶree8Ỷỳén6e;ỶỬĩẵ(âỮỪỶỬúeẵŨỶrẶĨ/MMỚỖEỮV/ĩWVĩỶ5d;llTỴĩyé6ờỴWMkéeẳỶdo5Ỷeẵ.Ỷ5ẵô5Ỷmk,5ẵỶẵ!eỶ5ẵảỶẵé!mỶ7ễeẳỶ6âỶ5ẵnờắeỶ7ắỶeẳ<eỶ6ậ5ẵỶýÉỖÂỳ-@:ỨỶmkéeẳỶmn0eỶe.ờỨỶeẵổeẳỶeẳõíâỶ7é!mỶẳâ(âỶEé48dỶe<đỶe;ờỶlàỶeẵ1eỶẳâ(âỶmẵõịeẳỶm!âỶjnạỶeẵ.Ỷl;nỶcẵâỶ5,5Ỷeẵ.ỶmfỶ5ẵô5ỶẵọờỶ5,5Ỷ4nfâỶdằỶmk;éỶẳâ(âỶmẵõịeẳỶmknờãeỶmẵệeẳỶ6âằeỶk;Ỷm!âỶLmé5cẵédđỶỬMẵòờỶỵâắeỮỶỗ.ỶÉldéỶỬE;ỶNờỮỪV/ĩWVĩỶ5d;llTỴĩyé6ờỴWý,5Ỷẳâ(âỶEé48dỶ#Ỹ#ỸỶmkéeẳỶl,nỶdẫeẵỶỗồ5ỶẳểđỶẴẹ;Ỷẵẽ5ỨỶỖ1mỶdợỨỶỜỶẵẽ5ỨỶỖ<eỶẵẽ5Ỷỗ.ỶẴẻ;Ỷ4ầeẵỶ7)Ỷ7õì5Ỷ5ềeẳỶ4ệỶỗ.éỶmẵ,eẳỶ@ỸỶỗố;Ỷjn;ỪỶý,5Ỷ4nfâỶdằỶmk;éỶẳâ(âỶEé48dỶmknờãeỶmẵệeẳỶmẵõíeẳỶ7õì5ỶmfỶ5ẵô5Ỷm!âỶLmé5cẵédđỶỗ.ỶÉldéỶỗ.éỶeẳ.ờỶ@Ỹ/@#Ỷẵ{eẳỶe<đỶ7ắỶmõịeẳỶeẵiỶeẳ.ờỶđ mỶ5ọ;ỶeẳõíâỶl,eẳỶd1ĩỶẳâ(âỶmẵõịeẳỨỶmkâănỶĩẵoỶMẵòờỶỵâắeỶỗ.Ỷd.ỶeẳõíâỶĩẵ,mỶđâeẵỶk;Ỷmẵnệ5ỶefỶrdặk86ỶEé48dỪV/ĩWVĩỶ5d;llTỴĩyé6ờỴWMnờỶeẵâạeỨỶe<đỶe;ờỶd.Ỷd0eỶ70nỶmâạeỶcắỶmốỶe<đỶ@:%*ỨỶ4ổ;Ỷmâă5ỶmknờãeỶmẵệeẳỶmẵ,eẳỶ@#Ỷ5ọ;ỶJnqỶEé48dỶ4nễ5Ỷĩẵ(âỶẵọờỶ4êỪỶỳéỶ7!âỶ6ậ5ẵỶýÉỖÂỳ-@:ỶỨỶeẵổeẳỶeẳõíâỶ7é!mỶẳâ(âỶEé48dỶe<đỶe;ờỶlàỶcẵềeẳỶ7ảeỶLmé5cẵédđỶẵ;ờỶÉldéỶ7ắỶeẵ1eỶ5ẵôeẳỶ5ẵẩỶỗ.ỶẵnờỶ5ẵõheẳỪV/ĩWVĩỶ5d;llTỴĩyé6ờỴWE<đỶe;ờỨỶeẳõíâỶ70nỶmâạeỶeẵ1eỶẳâ(âỶmẵõịeẳỶEé48dỶlàỶd.Ỷeẵ.Ỷẵẹ;Ỷẵẽ5ỶeổỶỷđđ;en8dd8Ỷýẵ;kĩ8emâ8kỶỬĨẵ,ĩỮỶm!âỶ4nfâỶdằỶ6âằeỶk;ỶịỶmẵọỶ7ềỶy8kdâeỶỬỵô5ỮỶỗ.éỶmệâỶ&/@#ỪV/ĩWVĩỶ5d;llTỴĩyé6ờỴWEẳõíâỶ7ểeẳỶeẵ1eỶẳâ(âỶEé48dỶẴẹ;Ỷẵẽ5Ỷd.Ỷeẵ.Ỷẵẹ;Ỷẵẽ5ỶB8eeâặ8kỶree8Ỷỳén6e;ỶỬĐqỮỶlàỶeẵ1eỶẳâ(âỶmẵõịeẳỶ6;eẵỶẳâ,Ỷe.ờỶm!âỶmẵ.eẵỶĩẵệỶy8kc8d8ờỨỶ4;eẳỶý;dâặékeâ;ỶỬĐqỮỨỶỗ.éỶeẳ.ờỶ?/@#ỪV/ĩWVĩỶ5d;llTỴĩyé6ờỴWy;eẳỶđâãeỶM"ờỶe.ờỶ5ọ;Ỷeõi5ỶĐqỶ5ỏeẳỶlàỶd.ỶehâỶ5ẵôeẳỶcâảeỶdằỶmk;éỶẳâ(âỶmẵõịeẳỶEé48dỶCâeẵỶmảỶ5ẵéỶẵ;âỶeẵ.Ỷcẵé;Ỷẵẽ5ỶeẳõíâỶĐqỶẳểđỶĨ;ndỶĐâdẳkéđỶỗ.ỶKé48kmỶƠâdléeỶm!âỶmẵ.eẵỶĩẵệỶĨ;déỶrdméỶeẳ.ờỶ?/@#ỪV/ĩWVĩỶ5d;llTỴĩyé6ờỴWEẵ.Ỷcẵé;Ỷẵẽ5ỶeẳõíâỶĐqỶre6k8;ỶẲẵ8zỶlàỶ7õì5Ỷmk;éỶẳâ(âỶEé48dỶỖ1mỶdợỶm!âỶmẵ.eẵỶĩẵệỶDélỶreẳ8ld8lỨỶ5ỏeẳỶmẵnễ5Ỷ4;eẳỶý;dâặékeâ;ỨỶỗ.éỶeẳ.ờỶ:/@#ỪV/ĩWVĩỶ5d;llTỴĩyé6ờỴWẴ;âỶeẳõíâỶcẵ,5Ỷ5óeẳỶ5ẵâ;ỶláỶẳâ(âỶEé48dỶỖ1mỶdợỶe<đỶe.ờỶd.ỶKéẳ8kỶĨ8ekél8Ỷỗ.ỶK8âeẵ;k6ỶẲ8ez8dỶlàỶd0eỶdõìmỶeẵ1eỶẳâ(âỶm!âỶDée6éeỶỬreẵỮỶỗ.ỶĐneâ5ẵỶỬỵô5ỮỶeẳ.ờỶ?/@#ỪV/ĩWVĩỶ5d;llTỴĩyé6ờỴWý,5Ỷ5ẵọỶeẵ"eỶ5ọ;Ỷẳâ(âỶEé48dỶỜỶẵẽ5Ỷe<đỶ#Ỹ#ỸỶd.Ỷẵ;âỶeẵ.Ỷcẵé;Ỷẵẽ5ỶẴ;kỗ8ờỶrdm8kỶỗ.Ỷýẵ;kd8lỶKâ58ỶlàỶd0eỶdõìmỶeẵ1eỶẳâ(âỶm!âỶ5hỶjn;eỶeẳé!âỶẳâ;éỶ5ọ;ỶMẵòờỶỵâắeỶịỶƠ;lẵâeẳméeỶỗ.ỶE8ơỶỜékcỪV/ĩWVĩỶ5d;llTỴĩyé6ờỴWMõheẳỶmồỨỶeẵ.Ỷcẵé;Ỷẵẽ5ỶeẳõíâỶreẵỶDénâl8ỶẲdn5cỨỶeẳõíâỶ7ểeẳỶẳâ(âỶmẵõịeẳỶEé48dỶỜỶẵẽ5Ỷỗ.ỶẵâăeỶlâeẵỶlệeẳỶm!âỶý;e;6;ỨỶ5ỏeẳỶlàỶeẵ1eỶẳâ(âỶm!âỶehâỶ7;eẳỶlâeẵỶlệeẳỪV/ĩWVĩỶ5d;llTỴĩyé6ờỴWMkéeẳỶcẵâỶ7ẹỨỶeổỶmẵâỶlqỶeẳõíâỶĐqỶDénâl8ỶẲdn5cỶlàỶeẵ1eỶẳâ(âỶEé48dỶỖ<eỶẵẽ5Ỷm!âỶjnạỶeẵ.ỶE8ơỶỜékcỨỶĐqỪỶMẵ;ờỶỗầỶ4nfâỶdằỶmk;éỶẳâ(âỶmknờãeỶmẵệeẳỶ7õì5ỶmfỶ5ẵô5ỶmkẽeẳỶmẵắỶm!âỶLmé5cẵédđỨỶđễmỶ4nfâỶdằỶ7õì5Ỷĩẵ,mỶlẹeẳỶmkồ5ỶmâảĩỶđ.ỶcẵềeẳỶ5ẹỶcẵ,eỶẳâ(ỶlàỶ7õì5ỶmfỶ5ẵô5Ỷm!âỶmẻ;ỶmẵậỶ5ẵấeẵỶLmé5cẵédđỶeẳ.ờỶ@Ỹ/@#ỪV/ĩWVĩỶ5d;llTỴĩyé6ờỴWẲâ(âỶmẵõịeẳỶEé48dỶẴẻ;Ỷ4ầeẵỶỨỶmẵõíeẳỶ7õì5Ỷmk;éỶm!âỶmẵọỶ7ềỶÉldéỨỶeẵõeẳỶe<đỶe;ờỶlàỶ7õì5Ỷmk;éỶm!âỶKéđ8ỶỬÂm;dờỮỶ5ẵéỶẲâ,đỶ7ệ5Ỷ7âãnỶẵ.eẵỶýẵõheẳỶmkầeẵỶDõheẳỶmẵồ5ỶMẵảỶẳâiâỶỳ;ỗâ6Ỷy8;ld8ờỶỗ.ỶdằỶmk;éỶẳâ(âỶmẵõịeẳỶnờỶmấeỶe.ờỶlàỶ7õì5Ỷĩẵ,mỶlẹeẳỶmkồ5ỶmâảĩỪV/ĩWVĩỶ5d;llTỴĩyé6ờỴWýóeẳỶeẳ.ờỶ&/@#ỨỶ5,5Ỷeẵ.ỶmfỶ5ẵô5ỶMkâắeỶd)đỶẴ.eẳỶcẵềeẳỶĨ;kâlỶmẵềeẳỶ4,éỶ7)ỶjnờảmỶ7ậeẵỶẵọờỶlồỶcâăeỶjn;eỶmkẽeẳỶe.ờỶỗ.éỶe<đỶ#Ỹ#@Ỷ6éỶ7!âỶ6ậ5ẵỶýÉỖÂỳ-@:ỪỶý,5Ỷeẵ.ỶmfỶ5ẵô5Ỷ5ỏeẳỶ5ẵéỶ4âảmỶlàỶliđỶ5ềeẳỶ4ệỶmẵíâỶ7âắđỶmfỶ5ẵô5ỶmkâắeỶd)đỶỗ.éỶe<đỶ#Ỹ#=ỪV/ĩWVĩỶ5d;llTỴĩyé6ờỴWLồỶcâăeỶ7õì5ỶmfỶ5ẵô5Ỷ#Ỷd0e/e<đỶmkạeỶmẵõíeẳỶ7õì5ỶmfỶ5ẵô5Ỷỗ.éỶmẵ,eẳỶL,nỶẵ{eẳỶe<đỶeẵ{đỶẳâiâỶmẵâănỶ5,5Ỷmk;eẳỶmẵâảmỶ4ậỶ5ỏeẳỶeẵõỶđ,ờỶ4;ờỶjn"eỶlồỶỗ.Ỷ6"eỶlồỪỶỵ"ờỶd.ỶđễmỶlồỶcâăeỶjn;eỶmkẽeẳỶ7ệâỶỗiâỶeẳ.eẵỶẵ.eẳỶcẵềeẳỶmẵảỶẳâiâỪ/ỪV/ĩWVĩỶ5d;llTỴĩrnmẵékỴWỬMMỚỖE/Ỗâ8me;đ+ỮV/ĩW

Bình luận

Xin vui lòng gõ tiếng Việt có dấu

Tin cùng chuyên mục

Chứng nhận tín nhiệm mạng
Việt Long Phần mềm tòa soạn
hội tụ thông minh