Microlensing
微引力透镜
🗣️ 情景例句
I have just one--playing golf. It's expensive, but it's a lot of fun.
我只有一种爱好，打高尔夫球。花费很高，但非常有趣。
No sweat, no sweet.
不劳则无获。
We're going to be placing a large order soon.
我们马上就会下一张大订单了。