Welded chain
[化] 焊接鏈
?? 詞語組成解析
v. 焊接；使結合（weld的過去分詞）
chain
[t?en]
n. 鏈子，鏈條;連鎖，連續;拘束;連鎖店或旅館系列的事物;
vt. 用鐵鏈鎖住;監禁，束縛;
??? 情景例句
Don't worry about it.
別放在心上。
I would like to enlarge this film.
我要放大這底片。
Perhaps it will suffice to mention the nuclear bomb.
也許提一下核彈就足以說明了。