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
Hello.
哈喽。
Keep your body clean!
身体要常保持清洁。
On arriving at the shore, the girl struggled up the cliff towards the light she had seen.
到达岸边后，姑娘朝着她看到的灯光方向挣扎着往峭壁上爬去。