Filter
[ 'fɪltɚ ]
第4级
其它 Other
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;
📝 例句
In X-ray fluorescence, pieces of the filter are used directly.
在X射线荧光法中，可直接使用滤纸。
Along the length of the filter, the interference film looks like a wedge.
沿薄膜的长度方向看干涉膜似尖劈。
Sunlight filtered through the leaves.
阳光透过了树叶。
The water was filtered through charcoal.
这水是通过炭来过滤的。
A bag filter for dust abatement at the discharge point should be provided.
在卸料地点应该装设袋滤器以消除粉尘。
🌱 联想助记
【记】※philter-春药,filter-过滤器:春药被过滤器过滤掉了
※ filter-过滤器,lifter-升降机:把过滤器放到升降机里
※ fi-谐音“肺”,lt-拼音“老头”,er-拼音“儿”:得肺癌的那老头儿在用过滤器过滤
✅ 同义词
🔴 反义词
📖 牛津释义
filter
n
1 device containing paper, sand, cloth, etc used to hold back any solid material or impurities in a liquid or gas passed through it 过滤器: an oil filter 滤油器
a coffee filter 咖啡过滤器. =>illus 见插图.
2 screen (esp of coloured glass) that allows light only of certain wavelengths to pass through 滤光镜; 滤色镜
I took this picture with a red filter. 这张照片我是用红色滤光镜拍摄的.
3 device for suppressing certain electrical or sound waves （电波、 声波的）滤波器.
4 (Brit) device that signals to show that traffic may turn left while other traffic waiting to go straight ahead or turn right is still stopped by a red traffic light （在红灯指示其他车辆不得直行或右转时）指示车辆左转的交通设施. =>illus 见插图. filter, v
1 [Tn]
(a) pass (liquid, light, etc) through a filter 过滤（液体、 光等）
It won't take long to filter the coffee. 用不了多少时间就可以把咖啡过滤好.
(b) purify (a liquid) by using a filter 滤清（液体）
All drinking water must be filtered. 饮用水均须过滤净化.
2 [I, Ipr, Ip]
~ in, out, through, etc (fig 比喻) pass or flow slowly in a specified direction; become known gradually 慢慢传开; 渗透
New ideas are slowly filtering into people's minds. 新思想逐渐深入人心.
The news of the defeat started to filter through. 战败的消息开始传出来.
3 [I] (Brit) (of traffic) turn left while other traffic waiting to go straight ahead or turn right is stopped by a red traffic light （指车辆）左转行驶（有红灯指示其他车辆不得直行或右转）.
🎯 考研助记
fil(填充)+ter(特):特别填充- 过滤器 如果注意过香烟的包装，就可以见到“filter”（过滤嘴）的字样 网友：yqy 补充：fil丝, ter表示东西－用丝编织的东西－过滤器；源自file档案：滤纸很像档案里面的纸 网友：yqy补充： fil(填充)+ter(特):用特别的东西填充的纸- 滤纸
🔁 扩展释义
*['filtә]n. 滤波器, 过滤器, 滤光器, 过滤嘴, 去尘器vt. 过滤, 渗透, 走漏vi. 滤过, 渗入【计】 过滤器, 筛选【化】 滤器过滤设备; 滤机过滤设备; 滤波器; 滤光器; 滤色片; 滤光片【医】 滤器相关词组: filter sth out
🏥 医学释义
①滤器，滤片 ②滤色镜 ③滤波器
📖 同为「CET-4」词汇
查看全部CET-4词汇 ›🗣️ 情景例句
They're better when they're hot.
趁热吃更好。
That sounds interesting. That was a hundred years ago, wasn't it?
听起来很有意思。那是一百年前的事了，不是吗？
Then we'd better pick the rest of these cabbages before the weather changes.
那么我们最好在天气变化之前就把其余的包心菜都收回来。