If not, [result clause]
此处'if not'意为'否则',通常用于句首或分句首。
You should study harder; if not, you might fail the exam.
你应该更努力地学习;如果不的话,你可能会考试不及格。
甚至可能;或许甚至
先理解核心含义,再看它在真实句子里的用法。
甚至可能;或许甚至
perhaps, suggesting that something is possibly even more so than stated
You should study harder; if not, you might fail the exam.
你应该更努力地学习;如果不的话,你可能会考试不及格。
也许;表示可能比...更突出(更大、更好或更早)
perhaps; indicating possibility of being more remarkable (greater or better or sooner) than
You should apologize to her; if not, she will never forgive you.
你应该向她道歉;否则,她永远不会原谅你。
We must leave now, if not we'll miss the last train.
我们现在必须出发,不然就赶不上末班火车了。
He needs to study harder; if not, he will fail the exam.
他需要更加努力学;若非如此,他会考试不及格。
此处'if not'意为'否则',通常用于句首或分句首。
You should study harder; if not, you might fail the exam.
你应该更努力地学习;如果不的话,你可能会考试不及格。
此处'if not for'引导一个虚拟条件,意思为'如果不是因为'。
If not for the rain, we would have had a picnic.
若非下雨,我们本可以野餐。
Not this
If not work hard, you will not succeed.
Use this
If you do not work hard, you will not succeed.
中文习惯用“如果不”直接加动词,但英语中if not不能直接引导无主语的从句,需补全完整if从句结构。
Not this
Hurry up, if not you'll be late.
Use this
Hurry up, or you'll be late.
if not不可用作连词表示“否则”,此义应用or或otherwise,if not常用于省略结构如“if not already”而非引导后果句。
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常用于条件句或建议句中,表示否则或如果不。
Dictionary facts from ECDICT, WIKTIONARY.