Acquaintanced
n. (对某人的)相识,认识;熟(with someone)；熟悉；了解；知道(with)
🗣️ 情景例句
but I knew engineering was not for me.
但我知道工程对我不合适。
Be my guest.
别客气。
I appreciate John's helping in time.
我感谢约翰的及时帮助。