rat on

Study of mechanism of excitant action of Achyranthes bidentata saponins on isolated rat uteri

牛膝总皂甙对大鼠离体子宫兴奋作用机理的研究

Morphine enhances the neurite-promoting effect of tissue extract from spinal dorsal horn with SPARED ROOT RAT on dorsal root ganglion of chick embryo in vitro

吗啡增强备用根大鼠脊髓后角组织提取液对培养鸡胚背根节的促神经突起生长的作用

Never rat on a debt.

不可赖帐.

Yeah, the black firefighter won't rat on the racists.

黑人消防员不告发种族主义�

I saw a little rat on the top of the shelf.

我看见书架顶上有一只小老鼠。

Where I come from, you don't rat on your friends.

在我的老家，谁都不出卖朋友。

Where I come from, you don't rat on your friends.

在我的老家，谁都不出卖朋友。

Objective: Our purpose was to investigate the effects of chronic lead exposure of mother rat on long term potentiation ( LTP) in vivo of their offsprings.

目的：探讨母体慢性铅暴露对子代鼠在体海马齿状回长时程增强（long-term potentiation，LTP）的影响。

Suddenly there came a rat-a-tat on the door.

突然传来了一阵梆梆的敲门声.

We should not rat on our debts.

我们不该赖账.

Objective To evaluate the viability changes of rat precision-cut lung slices after hydrogen peroxide ( H2O2) injury and to establish a simple model for the research on lung oxidative injury.

目的研究过氧化氢（H2O2）对离体肺组织精细切片活性的影响，建立肺组织氧化损伤的简易模型。

They were accused of encouraging children to rat on their parents.

他们被指控唆使儿童告发自己的父母。