🧩 词语组成解析
n. 船体纵向二阶波振；弹簧现象；弹性装置
cow
[kaʊ]
n. 奶牛，乳牛;母兽;雌（象，鲸等）;<侮辱>对女性的蔑称;
vt. 恐吓;吓唬;威胁;
🗣️ 情景例句
Learning to express onself well is an important part of education.
学会把意思表达清楚是受教育的一个重要方面。
If I had had time,I would have called you.
如果我有时间，我就打电话给你了。
The only funny things we heard that evening came from the advertiser at the beginning of the programme.
那天晚上唯一有趣的事情是节目开始时那个报幕员的开场白。