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
Where's the campus cafeteria?
校园的食堂在哪儿？
To drive a delivery car
驾驶送货车
Who is going to sign the contract for your side?
谁代表你们这一方签约？