Phugoid oscillation
[化] 起伏振荡
🧩 词语组成解析
长週期振动
n. 振动, 动摇, 变动, 彷徨, 电波\\n[医] 振动, 摆动
🗣️ 情景例句
They concluded that the goods were of good quality and proved no problem.
他们断定货物质地优良，并证明没有任何问题。
Keep going straight for two blocks, then turn right on Elm street and you'll run right into it.
一直走，过两个街区，然后往右拐是埃尔姆街，再往前走，迎面就是莫特街。
Today it is no longer the tallest building in the USA, or even in New York.
今天，它不再是美国最高的大厦了，甚至在纽约都排不上号了。