Osculometer
密切曲率计
🗣️ 情景例句
I have to do what I can do to support him.
我就应该尽我的力量来支持他。
A creaking door hangs long on its hinges.
户枢不蠹。
They have been told that rescue operations are progressing smoothly.
他们一直被告知营救工作进行得非常顺利。