记忆方法
将“needless”分解为“need”和“less”。想象你需要某物，但是“less”表示不必要或多余的，因此“needless”就是指不需要的或无用的。
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中文词源
needless 不必要的
need,需要，-less,无，没有。
英语词源
- needless (adj.)
- c. 1300, "not needed, unnecessary," from need (n) + -less. Related: Needlessly. Phrase needless to say or speak is recorded from early 16c.
权威例句
- 1. All this, needless to say, had been culled second-hand from radio reports.
- 不用说，所有这些都是从电台报道中采集来的二手材料。
- 2. "I have never knowingly exposed any patient to needless risks," he said.
- 他说：“我从未故意将任何病人置于不必要的风险境地。”
- 3. Needless to say, theory and practice sometimes diverged.
- 不用说，理论和实践有时候并不相符。
- 4. Banning smoking would save needless deaths.
- 禁止吸烟会免除不必要的死亡。
- 5. So much needless repetition makes the article long - winded.
- 这样叠床架屋,文章就太罗嗦了.