慢速英语:随着新冠变种病毒的传播 巴西医院面临压力

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specific –adj. special or particular

adapt – v. to change to become suitable for a new situation

rigid – adj. not able to be easily changed

isolate – v. to put or keep (someone or something) in a place or situation that is separate from others

transmissible – adj. able to be transmitted, or spread

crucial – adj. extremely important or necessary

decree – v. officially order something