Microlensing
微引力透镜
🗣️ 情景例句
Michelle and her friends are at the aquarium in Brooklyn.
Michelle和她的朋友们在参观 Brooklyn的水族馆。
An idle youth, a needy age.
少壮不努力，老大徒伤悲。
I'm not sure whether I have locked the door.
我没把握是否锁了门。