S. o. s.
[医] 必要时
🧩 词语组成解析
[医] O型, 菌体型, 不动型(细菌)
🗣️ 情景例句
It's pretty,
是漂亮，
Suppose you couldn't go on the trip.How would you feel?
假定你不能继续你的旅行，你将感觉如何？
I know why you came, Wei Hua. You want to get your TV set back, don't you?
我知道你为什么来，魏华。你想取回电视机，是不是？