Life itself may have been bootstrapped by ratchets , dr. abbott said .

生命本身或许就是通过棘轮的方式自我引导的，abbott博士说。

The news ratchets up the pressure on swiss bank secrecy .

这一消息加大了瑞士银行保密方面的压力。

Each year , the cap ratchets down , and the shrinking pool of allowances gets costlier .

每年，限额逐步下降，而越加有限的定额会越来越贵。

But this will tail off when the government ratchets back increases in handouts , as it must .

但当政府逐步撤回增加救济时，这一数据就会减缩，政府肯定要这样做的。

Factors that acted like ratchets could prevent that destruction , helping move life along its evolutionary pathways toward greater complexity .

那些扮演棘轮角色的因素可以阻止这种毁灭，帮助生命沿着进化的道路形成更高的复杂性。