Tip speed
[化] 桨尖速度
🧩 词语组成解析
tip
[tip]
n. 小窍门;小费;末梢;
vt. 给小费;倾斜，翻倒;装顶端;
vi. 给小费;翻倒;倾覆;
speed
[spid]
n. 速度;快速;昌盛;（汽车的）变速器，排挡;
vt.& vi. 急行，加速;
vi. 超速;加速;迅速前行;兴隆;
vt. 加快…的速度;使成功，使繁荣;
🗣️ 情景例句
Don't be lazy, the older you get, the harder it will be to learn.
别偷懒，年纪越大，学起来就越难。
I don't allow my children to play with toy guns.
我不让自己的孩子玩玩具枪。
It seems that man was making a real effort to understand the seasons 20,000 years earlier than has been supposed.
看来人类早就致力于探索四季变迁了，比人们想像的要早20，000年。