They wouldn't ask for help unless it were a matter of life and death.
除非是生死攸关的事情,否则他们不会请求别人帮助.
《简明英汉词典》
He told the telephone operator that his call was a matter of life and death.
他告诉接线员,说他的电话是生死攸关的重要事情.
《简明英汉词典》
Get the doctor to come quickly and tell him it's a matter of life and death.
要医生赶快来,告诉他这是生死攸关的事情.
辞典例句
This is a matter of life and death. You're saying it's like choosing an accountant?
这是生死问题. 而你说的好像在选一个会计师?
网络期刊摘选
This a matter of life and death because world population is expanding at an incredible rate.
这是关系到生死存亡的问题,因为世界人口正在以惊人的速率增长.
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