丁克家庭指双收入无子女家庭。

DINK means double incomes no kids.

youdao

丁克家庭就是指双收入没有孩子的家庭。

DINK family means a "Double Income No Kids" family.

youdao

目的：评价中环指双岛状皮瓣重建拇指的远期疗效。

Objective: To evaluate the long term effect of thumb reconstruction with double island flaps from middle and ring fingers.

youdao

The native structure is this double stranded structure here and if I heat it up slightly and I add some base, so under slightly basic conditions, these molecules will fall apart because you've created conditions where the hydrogen bonding is no longer favorable so they peel apart.

原始结构,在这里就是指DNA双链,如果我稍微加热,并且加入一些碱,在弱碱性的条件下,这些配对碱基会分开,这是因为在一定条件下,碱基对之间的氢键,不再稳定并且会断裂分开

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