Microlensing
微引力透镜
🗣️ 情景例句
One scoop or two?
一杓还是两杓？
A rolling stone gathers no moss.
滚石不生苔，转业不聚财。
'I was in my office as usual,' answered the Ambassador.
“我和往常一样，在办公室里，”大使回答说。