目的：探讨对不明原因原发性不孕患者行宫腔内人工授精（IUI）失败后治疗方法的合理选择。
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His ears were stuffed with cotton wool and his sense of hearing had suddenly failed.
他的耳朵里塞上了原棉,听觉突然丧失了.
词典精选例句
DWIN 20 DWIN 20 D 3 D Error-Failed to query memory. Please re-start the game.
D3D错误 - 无法查询内存. 请重新启动游戏.
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尽管举行了庆祝活动，但在美国，爵士乐听众越来越少，听众的年纪也越来越大，这种音乐无法吸引年轻一代。
高考真题- 2017 全国1卷 阅读C
When he failed to take over Harry's body, the Dark Lord escaped with Bellatrix.
最终没能占据哈利的身体的黑魔王最后携贝拉特里克斯逃离了现场.
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In Gregor's shoes he might have panicked and fatally failed to act.
要是处在格列高的地位,他可能会张皇失措,沉吟着无所作为而贻误挽救.
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Despite her precocious talent for music and art, she failed both subjects at school.
尽管她小的时候在音乐和艺术方面有不凡的天赋，上学的时候这两门功课却都不及格。
《柯林斯高阶英汉双解学习词典》
The police went out to collect evidence, but they still failed to gain anything after investigation.
警方去取证了,经过多方了解还是一无所获.
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