Molykote
二硫化钼润滑剂
🗣️ 情景例句
Robbie! Good luck!
Robbie！祝你好运！
Could all of you take your seats? We need to continue our meeting.
请你们各位就坐好吗？我们要继续开会了。
It is not long before they are so accustomed to swimming that they can pick up weights from the floor of the pool.
他们很快便适应了游泳，以致能捡起池底的物品。