您要查找的是不是：
- It means to give the most-needed and timely aid. 它的意思是给予最需要的及时的帮助。
- You need to filter the drinking water. 你需要把饮用水过滤。
- I'm collecting money in aid of starving children. 为帮助饥饿的孩子们，我正在搞募捐。
- A filter traps dust from the air. 过滤网可存住空气中的尘埃。
- The news of the defeat started to filter through. 战败的消息开始传出来。
- She used slides as a teaching aid. 她用幻灯片作教学工具。
- They offer financial aid with no strings attached. 他们无条件提供财务援助。
- 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。
- My friends bailed me out with economic aid. 我的朋友们从经济上帮助我使我脱离困境。
- The collection is in aid of the blind. 这笔募集的捐款是用来救济盲人的。
- I took this picture with a red filter. 这张照片我是用红色滤光镜拍摄的。
- He solicited aid from his close friends. 他请求挚友相助。
- The regime had been propped up by foreign aid. 该政权是靠外国援助维持著的。
- The aged peasant is advancing slowly with the aid of a cane. 那老农凭借手杖的帮助，慢慢地往前走。
- We usually clear the water with a filter. 我们通常用过滤器使水净化。
- A dictionary is an invaluable aid in learning a new language. 在学习一种新语言时,辞典是非常有用的工具。
- Rich countries should give more aid to developing countries. 富有的国家应对开发中的国家多予援助。
- She made no effort to aid Sophia. 她根本不去帮助苏菲亚。
- Put the coffee in the filter and let the water run through. 把咖啡倒入滤器里让水流过。
- A cane or staff used as an aid in walking. 手杖用于帮助行走的杆或棒
