Lubrification
潤(rùn)滑性
??? 情景例句
and we have Popo the Clown to entertain you.
我們請(qǐng)了小丑Popo來(lái)給大家表演助興。
When I get sleepy,I'll probably get ready for bed.
當(dāng)我磕睡時(shí)，我將上床。
Our policy is not to grant exclusivity.
我們的方針是不授與專賣權(quán)。