Ibu
n. International Biathlon Union 国际冬季两项全能联盟
🗣️ 情景例句
It doesn't hurt that much, does it?
这样没有那么痛， 是吗？
It doesn't happen every day.
这可不是天天都有的。
and if a single curved glass would distort nature, how much more would a pair of them?
何况一片曲面镜就可歪曲自然，那么伽利略的两片曲面镜对自然的歪曲又该多大呢？