🧩 词语组成解析
[医]鼠海豚属
n. 窦, 静脉窦, 凹陷处
🗣️ 情景例句
I've been busy all day.
我今天一整天都非常忙。
I usually feel timid in the presence of very bright people.
站在聪明人面前，我感到羞怯。
The secret was spread among the crowd.
秘密在人群当中传播开来。