E. b.
[医] 血小板, 原生小体
🧩 词语组成解析
[医] 电子\\n[经] 东
🗣️ 情景例句
The aquarium was so exciting.
水族馆真的很好玩。
What time do you think it is?
你以为现在几点？
He gets into the lift, and goes up to the twelfth floor.
他进入电梯，然后升至第12层。