🧩 词语组成解析
[动]口脚类动物
crustacean
[krʌs'teiʃjən]
n. 甲壳纲动物（如蟹、龙虾）;
adj. 甲壳纲的;
🗣️ 情景例句
Well, before I go to college,
嗯，在我进大学之前，
To have a nice dream
做了个好梦
We've been anxious about you. We were expecting you back much earlier.
我们都为你们着急呢。都盼着你们早点儿回来。