Collaborating
n. 协作；合作
✅ 同义词
🗣️ 情景例句
Where did you get such a nice tan?
你到哪把皮肤晒成棕色的？
Did you get any sleep on the plane?
你在飞机上睡觉了吗？
I have a letter of introduction here.
我这儿有一封介绍信。