沒有必要的用法和樣例：
例句
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在這麼短的旅程中，你實在沒有必要多買油。
You need not have bought extra oil for this short trip.
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我知道被判有超速行駛的罪了，但也沒有必要告知每個人。
I know I was convicted for speeding, but there is no need to shout it from the rooftops.
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要是你白天在辦公室里很煩惱，沒有必要到家裡拿你妻子出氣。
If you've had an annoying day at the office, there is no need to work it off on your wife when you get home.
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根本沒有必要這樣肆意誇張。
There is no need to indulge in such heroics.
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沒有必要煩惱，一切都會好起來的。
There is no need to get into a stew; everything will be all right.
以上內容獨家創作，受著作權保護，侵權必究
