Microlensing
微引力透镜
🗣️ 情景例句
When you have a business meeting in the United States, come to the appointment on time.
当你在美国有商务会晤时，一定要按时赴约。
Be careful whom you appoint to the position of manager.
你该当心你所任命的那个经理。
Excuse me，Sir.
先生，对不起。