断根

Frequencies of multipolar division cells and bridges lagging chromosome were 0.08% and 0.434% respectively when root meristems were treated with 3-4 μmol/L APM.

在3~4μmol/L浓度下处理的根尖分生组织细胞中，多极分裂细胞的出现频率为0.08%；染色体桥、断片和滞后染色体的出现频率为0.434%。

If you increase the tension of that violin string it will break.

如果你再拉紧小提琴的那根弦，它就会绷断。

Tail is set high, thick and docked with 3 to 5 vertebrae left.

尾巴：尾巴位置高，尾巴粗，断尾，留下 3 到 5 根尾骨。

Just before it was dark, as they passed a great island of Sargasso weed that heaved and swung in the light sea as though the ocean were making love with something under a yellow blanket, his small line was taken by a dolphin.

就在断黑之前，老人和船经过好大一起马尾藻，它在风浪很小的海面上动荡着，仿佛海洋正同什么东西在一条黄色的毯子下做爱，这时候，他那根细钓丝给一条鲯鳅咬住了。

It is the last straw that breaks the camel's back.

最后添加的一根草压断骆驼的脊背。

It is the last straw that breaks the camel's back.

最后添加的一根稻草压断骆驼脊背。

It is the last straw that breaks the camel's back.

最后添加的一根稻草压断骆驼背脊；最

N1. from the proverb, ''It is the last straw that breaks the camel's back

骆驼负载过重时，最后加的一根稻草也会压断脊背。

It is the last straw that breaks the camel's back.

骆驼负载过重时，最后一根稻草也会压断其脊梁。

It is the last straw that breaks the camel's back.

最后添加的一根稻草压断骆驼背脊；最后凑上的一个细小因素引发一场大祸。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。