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1·Half a million women die needlessly each year during childbirth.

每年有50万妇女在分娩时不必要地死去。《柯林斯英汉双解大词典》

2·Meanwhile, some of the best students from Japan and Korea for example were needlessly pessimistic even though they did far better in maths than almost all of other students.

与此同时，尽管日本和韩国一些最优秀的学生的数学成绩远远好于几乎其他所有学生，他们也会有不必要的悲观想法。

3·Many soldiers died needlessly.

许多战士白白地牺牲了。《牛津词典》

4·The process was needlessly slow.

进程过于缓慢了。《牛津词典》

5·Thou art needlessly rough, methinks.

依我看，你不必如此粗鲁。

6·A headache often interferes needlessly with normal happy living.

头痛经常会不必要地干扰正常的幸福生活。

7·You are fretting yourself needlessly.

你在不必要地折磨自己。

8·Seems like a needlessly large risk.

似乎是不必要的高风险。

9·He needlessly told me he was drunk.

他显然是表明他喝醉了。

10·And don't needlessly create your own.

也不必制造你自己的。