Keyways
(keyway 的复数) n. 扁形钥孔, 键沟\\n[化] 键槽
🗣️ 情景例句
It's great to see you!
真高兴见到你！
I usually get up at 8 o'clock.
我通常8点起床。
In 1953, a former electronics engineer in his fifties, Christopher Cockerell,who had turned to boat-building on the Norfolk Broads,
在1953年，有一位50多岁名叫克里斯托弗·科克雷尔的原电子工程师，改行在诺福克郡的湖泊地区从事造船业，