Whitworth thread
[化] 英制标准螺纹
🧩 词语组成解析
thread [机]惠氏螺纹,英制螺纹
thread
[θrɛd]
n. 线;线索;线状物;螺纹;
vt. 穿成串;将（针、线等）穿过…;用…线缝;给…装入（胶片、狭带、绳子）;
🗣️ 情景例句
The policemen could not cope with the crowds.
警察不能对付群众。
Wisdom in the mind is better than money in the hand.
手里有钱财，不如胸中有文才。
In 1929, three years after his flight over the North Pole, the American explorer, R.E.Byrd, successfully flew over the South Pole for the first time.
美国探险家 R。伯德在飞越北极3年之后，于1929年第一次飞越了南极。