Oliver filter
[化] 奥利弗过滤器; 转筒真空过滤机
🧩 词语组成解析
n. 脚踏铁锤
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 was love at first sight.
那是一见钟情。
No, it can't be gold.
不，它不可能是金子。
There were twenty cars in the race.
参加比赛的有20辆汽车。