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
I'd like to get some of today's papers sent to my room.
我想要些今天的报纸送到我的房间。
I had a shot of penicillin.
我打了一针青霉素。
If we spend all the money we'll try and win the football pools again.
如果我们花光了所有钱，我们设法在足球赛赌注上再赢一次。