Optional flange
[化] 任意法兰
🧩 词语组成解析
flange
[[flændʒ]]
n. 边缘, 轮缘, 凸缘\\nvt. 装凸缘
🗣️ 情景例句
Well,
是的，
Kinsman helps kinsman, but woe to him that hath nothing.
亲帮亲，邻帮邻，无亲无助你倒霉。
After that day they were separated, never to see each other again.
那日一别，他们再没重逢。