Pre-filter
n. 预滤器
🧩 词语组成解析
abbr. 炼油工程师（Petroleum Refining Engineer）
filter
['fɪltɚ]
n. 滤波器;滤光器;滤色镜;[化] 过滤器;
vi. 过滤;透过;渗透;
vt. 过滤;滤除;
🗣️ 情景例句
It's extremely good of you to do this for me.
你帮我做了这件事，真是太好了。
It is not how long but how well we live.
问题不是活得长不长而是活得好不好。
Please proceed with your presentation.
请开始你的简报。