Seal weld
[机] 对闭熔接, 防漏熔接
🧩 词语组成解析
seal
[sil]
n. 密封;印章;海豹;封条;
v. 密封;盖章;决定;封上（信封）;
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
When you have nothing to do, time goes slowly.
你没事做时，时间便过得很慢。
The moon emerged from behind a cloud.
月亮从云后出现。
Only by working hard can we succeed in doing everything.
只有努力，才能成功