Keyhole-mode welding
[化] 穿透型焊接法
🧩 词语组成解析
keyhole
[['ki:həul]]
n. 键孔, 栓孔, 锁眼\\na. 显示内情的
mode
[məud]
n. 方式;状况;时尚，风尚;调式;
a. 焊的\\n[机] 熔接, 焊接, 锻接
🗣️ 情景例句
I'm not full yet.
我还没吃饱呢！
Gordon was not upset by his failure.
哥顿对他的失误既不惊讶也不生气。
becomes so worn and unreliable that it eventually is not worth mending.
磨损太厉害，老得一点儿也不准了，最终会不值得修理了。