Vacuum filler
[化] 真空填充器
🧩 词语组成解析
filler
['filə]
n. 填装物，填塞物;填装者，填注者;（杂志等的）补白;（报纸等的）补白;
🗣️ 情景例句
First word ...
第一个字……
He plays violin just for enjoyment.
他拉小提琴只是为了自娱自乐。
That was quick!Have you finished already?
好快啊！你已经浇完了？