Sine oscillation
[电] 正弦振荡
🧩 词语组成解析
sine
[sain, 'saini, 'sinei]
prep. 无;
n. 正弦;
n. 振动, 动摇, 变动, 彷徨, 电波\\n[医] 振动, 摆动
🗣️ 情景例句
Claims, if any, must be made within 30 days after the arrival of the goods.
索赔必须在货物抵达目的地后30天内提出。
I know the boy whose father is a dentist.
我知道那个男孩的父亲是牙医。
and he estimated that there were more than 2,250,000 in one acre;
他估计每英亩草坪里有225万多只蜘蛛。