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- We must learn to reawaken and keep ourselves awake， not by mechanical aids， but by an infinite expectation of the dawn， which does not forsake us in our soundest sleep. 我们必须学会再苏醒，更须学会保持清醒而不再昏睡，但不能用机械的方法，而应寄托无穷的期望于黎明，就在最沉的沉睡中，黎明也不会抛弃我们的。
- We must learn to reawaken and keep ourselves awake, not by mechanical aids, but by an infinite expectation of the dawn, which does not forsake us in our soundest sleep. 我们必须学会再苏醒，更须学会保持清醒而不再昏睡，但不能用机械的方法，而应寄托无穷的期望于黎明，就在最沉的沉睡中，黎明也不会抛弃我们的。
- 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。
- A mechanical device providing aid. 机械辅助装置能提供帮助的机械设备
- I'm collecting money in aid of starving children. 为帮助饥饿的孩子们，我正在搞募捐。
- Is this equipment tested for mechanical aptitude? 这台设备测定了其机械适应性了吗？
- We need a mechanical digger to level the ground. 我们需要一台挖掘机来平整土地。
- 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。
- done by hand without mechanical aids or devices. 没有机械或器材帮助而用手做的。
- The regime had been propped up by foreign aid. 该政权是靠外国援助维持著的。
- The move water have mechanical energy. 流动的水拥有机械能。
- 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。
- Blinking is a mechanical action of the eyelids. 眨眼是眼睑的无意识动作。
- 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。
