Bottomvalve
[化] 底阀
🗣️ 情景例句
Would you like some coffee?
要不要来点咖啡？
Where the knot is loose the string slips.
结子一松掉，绳子就滑脱。
My friends kept on offering me cigarettes and cigars.
我的朋友们不断地向我递香烟和雪茄。