Keywords
n. 关键字\\n[计] 关键字
🗣️ 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。
Do you have a letter of introduction?
你有介绍信吗？
OK, listen carefully, please.
好，请仔细听着。