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
I always mix up these two words.
我老是把这两个词搞混。
We shall lie all alike in our graves.
一进坟墓，大家一样。
In spite of this, she often appears on the stage as a young girl.
尽管如此，她却常在舞台上扮演小姑娘。