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
She's an easy-going teacher.
她是位随和的老师。
I asked him a lot of questions.
我问他很多问题。
I'm afraid! cried Kate. Let's push the boat out and go home!
“我害怕！”凯特喊道，“我们把船推下水回家去吧！”