Centroplast
n. 中心质体
🗣️ 情景例句
The little boy held his mother's hand firmly when crossing the street.
那小男孩过马路时紧抓着母亲的手。
She fears Tom will drop out of school.
她担心汤姆会休学。
Yes, I have. I found it in my bag five minutes ago.
是的，找到了。五分钟以前在我的书包里找到的。