Locknut
n. 防松螺母
🗣️ 情景例句
About three weeks. We'll have enough time for our talks.
大约三个礼拜，我们有足够的时间交谈了。
Can I take you out to dinner? It'll be my treat.
我带你出去吃饭好吗？这次我请客。
Police are wary of itinerants who cannot be traced to a recognized camp boundary or to four walls.
警察则对那些查不出有固定营地或住处的游荡者保持警惕。