文档介绍：英语3000常用词用法详解词典(上)
of rural drinking water sources, protection of drinking water sources in rural areas by the hat about father? We can’t just leave him here. 父亲怎么办？我们可不能把他留在这里。
【用法】“大约”，通常用于数字前：I should suppose him to be about fifty. 我想他大约五十岁左右。 know, hear, speak 等之后用不用介词 about，含义有差别：She knows him. 她认识他。/ She knows about him. 她知道有关他的情况。3. be about to (do)，意为“即将”“马上”。注意该短语不与具体的时间状语(soon, tomorrow, immediately等)连用：We are about to enter the freeway. 我们正好要上高速公路。不说：We are about to enter the freeway soon.
accessory[Ek5sesErI] n. [C]配件，饰品：accessories of a bicycle 自行车的附件
accident[5AksIdEnt] n. [C]交通事故，车祸：He had an accident some ten days ago. 他约10天前发生车祸。■by accident 偶然，意外地：I discovered the answer by accident. 我很偶然地发现了答案。/ I ran into an old friend of mine by accident. 我偶然碰上一位老朋友。
according to [E5kC:dIN] prep. 根据，按照：According to my watch it is 10 o’clock. 按我的表是10点钟。/ According to the rules, you have to pay for it. 依照规定，你得赔偿。
【用法】 该介词短语通常只表示根据别人或别处，而不能表示根据自己，所以它不能用于第一人称，同时也很少用于第二人称，而主要用于第三人称。另外，其后****惯上不接 view (看法)和 opinion (意见)这类词，遇此情况可用 in
of rural drinking water sources, protection of drinking water sources in rural areas by the end of the delimitation of the scope of protection, complete with warning signs, isolating network protection facilities
of rural drinking water sources, protection of drinking water sources in rural areas by the end of the delimitation of the scope of protection, complete with warning signs, isolating network protection facilities
of rural drinking water sources, protection of drinking water sources in rural areas by the end of the delimitation of the scope of protection, complete with warning signs, isolating network protection facilities
one’s opinion。
accordion[E5kC:dIEn] n.[C] 手风琴
achieve[E5tFi:v] v. 完成，取得：They’ve achieved what they set out to do. 他们已经完成了原来计划要做的事情。/ Without your help, I couldn’t have achieved all this. 要不是有你帮助，我不会取得这些成就。
achievement[E5tFi:vmEnt] n. 1. [U]完成，实现：the achievement of one’s goals 达到