Running roller
[化] 导辊
🧩 词语组成解析
running
['rʌnɪŋ]
n. 跑步;运转;流出;
adj. 跑着的;流动的;连续的;操作中的，运转着的;
v. 跑;运转(run的ing形式);
🗣️ 情景例句
I sure do. It was fun.
当然。当时真有意思。
We can't make a decision without knowing the facts.
我们不能不知道事实，就作决定。
Those first words were to change my world.
我最先学会的这些单词改变了我的生活天地。