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
I would like to improve my English pronunciation.
我想改善我的英语发音。
I wrote to him last Friday.
我上个星期五写信给他。
I have decided to take a lot of cabbage in vinegar.
我已决定带大量的醋泡白菜。