Brob
钩头钉, 弯头道钉
🗣️ 情景例句
Hi, Alexandra. Come on in.
嗨， Alexandra 。请进。
Man has not a greater enemy than himself.
人之大敌，自己而已。
The man had connected the air-line to a supply line of oxygen, not compressed air.
这个工人把供气管接到了氧气供应管上，而不是接到压缩空气管上。