[機] 對閉熔接, 防漏熔接
?? 詞語組成解析
seal
[sil]
n. 密封;印章;海豹;封條;
v. 密封;蓋章;決定;封上（信封）;
weld
[w?ld]
vt.& vi. 焊接;使緊密結合;
n. 焊接點;黃色植物染料;
??? 情景例句
Don't be such a moaner.
別老是哼哼唧唧的。
No wonder everyone speak highly of your commercial integrity.
難怪大家都極為推崇你們的商業信譽。
Then they brushed ink onto the characters.
接著，把墨汁刷在字上。