Sustained oscillation
[电] 持续振荡
🧩 词语组成解析
sustained
[səs'teind]
adj. 持久的，持续的;
v. 维持( sustain的过去式和过去分词 );支撑;忍受;长期保持;
n. 振动, 动摇, 变动, 彷徨, 电波\\n[医] 振动, 摆动
🗣️ 情景例句
And I'd like to give you a little something to take home. Let me unroll it.
对了，我有样小东西想送你，让我把它打开。
Don't halloo till you are out of the wood.
没有脱离危险不要先欢呼。
What do you find hardest in English?
你觉得学习英语哪方面最难？