Welded turning rolls
[化] 焊接滚轮架
🧩 词语组成解析
v. 焊接；使结合（weld的过去分词）
n. 面包卷；捆；卷轴；辊碎机；滚动（roll的复数）
🗣️ 情景例句
Turn the key before you pump the pedal, or you'll flood the engine.
加水之前转动钥匙，要不发动机就给浇灭了。
That work will take three hours.
完成那项工作需要三小时。
It soon became clear that the straight part of the dance changed when the sun's position changed. If the feeding place was toward the sun, the dancer headed straight upward during the straight part of the wagging dance.
情况很快就弄清了，舞蹈的直线部分是随着太阳位置的变化而变化的。