Phugoid motion
[化] 起伏运动
🧩 词语组成解析
长週期振动
motion
['məuʃən]
n. 运动;手势;动机，意向;请求;
vt. 打手势;向某人点头或摇头示意;打手势要求[指示];
vi. 运动;打手势;
🗣️ 情景例句
No, no, you were right. I was wrong.
确实不容易 说对了。我错了。
Cetainly.You're absolutely right about that.
当然，关于那你是绝对正确的
The situation is serious. Something must be done before it's too late.
形势危急。得及时采取措施。