pain without end
无尽的痛苦
以上为机器翻译结果，长、整句建议使用 人工翻译 。
There is no cry of pain without, at its end, an echo of joy.
没有痛苦的哭泣，也就没有喜悦的回响。
youdao
The flip-down microphone can easily fold up and out of the way, and considering just how light these are, they can be worn for hours on end (trust us, we tried) without any sort of ear pain and unusual pressure on your dome.
ENGADGET: Razer Carcharias headset: unboxing and impressions
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