The after effect occurs only if the additive is present during irradiation.
在辐照过程中只有当添加剂存在时才出现后效应.
词典精选例句
Syria will attend only if the negotiations deal with issues of substance.
只有在谈判涉及重大问题时叙利亚才会参加。
《柯林斯高阶英汉双解学习词典》
The two sides will clash there only if Chelsea beat Sunderland in their quarter-final replay.
只有切尔西队在四分之一决赛的重赛中击败桑德兰队，双方才会交锋。
《柯林斯高阶英汉双解学习词典》
The placebo effect can be understood only if we acknowledge the unity of mind and body.
只有我们承认身心一体，安慰剂效果才能被理解。
《柯林斯高阶英汉双解学习词典》
Thick accumulations of peat can form only if the swamp basin slowly subsides.
只有当沼泽盆地慢慢下陷时,厚厚的泥炭堆积才能形成.
词典精选例句
Positive semi-definite matrices are positive definite if and only if they are nonsingular.
正半定矩阵是正定的,当且仅当它们是非奇异矩阵.
词典精选例句
I told him I would work for him only if I could have a finger in the pie.
我告诉他我愿为他工作,只要让我参与此事.
《简明英汉词典》
The remarkable part of Karatowski's theorem is the " only if " part.
库拉图夫斯基定理的卓越部分在于他的 “ 仅当 ” 部分.
词典精选例句
肉类市场只有经过彻底的大检查，严格遵守欧洲标准，才能继续营业。
《柯林斯高阶英汉双解学习词典》
我拥有美国最大的军械库。如果市民想阻止我，我只有放火烧城，血战到底。
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人们越来越认识到，只有欧元区实行统一的财政政策，甚至在一定程度上实行统一的社会政策，欧元才会生存下去。
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弄清他扮演的角色并再次证明他的合理立场的唯一办法是展开公开调查。
《柯林斯高阶英汉双解学习词典》
If your major is exclusive to only several universities, you surely will a scarce talent.
如果您主要是独家,只有几所大学, 你一定会成为稀缺人才.
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This would all be of merely academic interest if EDR 1 was found only in Arabidopsis.
如果只有在Arabidopsis中才能发现EDR1,那么这一切仅仅具有学术价值.
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