Equilibristat
平衡器
🗣️ 情景例句
I have approximately three-year experience using a computer.
我有大约三年操作电脑的经验。
I eat dinner at about 7 o'clock.
我在大约7点钟吃晚饭。
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？