Roll-welded (monolayered) cylinder
[化] 卷焊式圆筒; 卷焊式单层圆筒
🧩 词语组成解析
roll
[rəul]
vt. 辗;使（眼球等）左右转动;（使）原地转圈;滚动;
vi. 左右摇晃;翻滚;开始移动，启动;
n. 名册;滚翻;
v. 焊接；使结合（weld的过去分词）
🗣️ 情景例句
Sheet is a five-letter word. Sheet
是五个字母的单字。
She is scared to death.
她吓得半死。
There's something wrong woth your ears. I think there's something near us.
你的耳朵有点毛病！我想我们附近有什么东西。