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- 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。
- We enjoy all pedestrian activities. 我们喜欢所有的步行活动。
- I'm collecting money in aid of starving children. 为帮助饥饿的孩子们，我正在搞募捐。
- The driver was slanging a pedestrian who had got in his way. 那司机破口大骂挡他的路的行人。
- He was rather a pedestrian student. 他原是个相当平常的学生。
- 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。
- 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。
- 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。
- pedestrian aid 行人辅助设施
- 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。
- Being a good pedestrian is just as important as being a good driver. 做一个好的行人就像做一个好的司机一样重要。
- 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。
- The speeding car barely missed the pedestrian. 疾驰的汽车差点撞上那个行人。
- 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。
- A period of time during which motor vehicular and pedestrian traffic is light. 非交通高峰时间一段时间，在这段时间内车辆和行人都少
- A cane or staff used as an aid in walking. 手杖用于帮助行走的杆或棒
