It is a sneaky and underhand way of doing business.
这种做生意的方式偷偷摸摸，遮遮掩掩。
柯林斯例句
In softball, pitches are tossed underhand.
垒球运动中采用低手投球。
柯林斯例句
I would never have expected her to behave in such an underhand way.
我从未想到她的行为竟如此阴险。
《牛津高阶英汉双解词典》
Underhand work of that sort is against the grain with me.
这种欺诈的勾当跟我格格不入.
《简明英汉词典》
I don't believe in getting what by underhand method.
我认为以不光明的手法获取想要得到的东西是不应该的.
辞典例句
However, the grenades do have a new secondary function - underhand toss.
但是, 手雷有个新特点 - 不过肩扔投.
互联网
But in softball, the pitcher must throw the ball underhand.
但垒球的投手必须使用下手投法.
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He got the money in a very underhand manner.
他用极为狡诈的手段弄到了这笔钱.
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For beginners, I recommend the underhand serve. For experienced players I recommend the overhand floater serve.
对初学者来说, 我建议发下手球, 对有一定训练经验的我建议发上手飘球.
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However, nothing they offered would induce him and in desperation they stooped to more underhand methods.
但他们的报价丝毫没能打动他,绝望之中他们被逼得使出迂回之术.
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However, the grenades do have a new secondary function - an underhand toss.
但是, 手雷有个新特点 - 不过肩扔投.
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