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
But how do you plan to do that?
但你预备怎么做呢？
I heard such a funny story this morning.
今天早上我听到一件十分有趣的事。
They had just had enough time to swim out of danger when the boat again completed a circle.
他们刚刚来得及游出危险区，快艇就又转完了一圈。