畅吃无阻
意思都是“很多，大量”只能修饰可数名词的：a large/ great/ good number of, a good/ great many, dozens of, scores of, quite a few 只能修饰不可数名词的：a great deal of, a large amount of, quite a little,a large sum of 既可修饰可数也可修饰不可数名词的：plenty of, a lot of, lots of, a large quantity of, a good supply of但是a number of不能修饰不可数名词。
蓝瑟季候风
所以使用时注意上下文语境，但还是有细微的差别atfirstfirstofallatthebeginningatthebeginningofbeginwithinitiategetstarttodosthstarttodosthsetuponsetoutenterupontaketotakeoffcommence[+v-ing][+to-v][+with-sth]有些词组虽然都有开始的意思，选择使用
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