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 so good to have you home again ...
真高兴 ，你又回家了……
Little strokes fell great oaks.
水滴石穿。
It's about the universe. The speaker's supposed to be excellent.
是关于宇宙的。演讲人应该是一流的吧。