Concave filiet weld
[机] 凹面堆角熔接
🧩 词语组成解析
concave
['kɔn'keiv]
n. 凹面，成凹形;
adj. 凹的;
vt. 使成凹形;
weld
[wɛld]
vt.& vi. 焊接;使紧密结合;
n. 焊接点;黄色植物染料;
🗣️ 情景例句
Hmm. Anything else?
嗯， 还有其他事吗？
You can forget that! You don't stand a chance of getting the job.
算了吧！你没有机会得到那份工作的。
The next morning the whole family trooped in to watch the performance.
第二天早晨全家人结队来到起居室看我表演。