effective

名词：

名词: effectiveness

更多词形：

名词: effectiveness |

单词例句：

These methods have proved quite effective.

这些办法证明是很有成效的。

In using superheated steam, compounding becomes less effective.

使用过热蒸汽时，混合的效果就会减少。

Effective defence is a matter of intercepting their missiles before they can reach us.

有效的防卫是不待对方导弹击中我们而先行将其拦截。

So that is your effective remedy.

原来那就是你们所谓的有效药物。

Effective, punitive, or destructive action.

有效的行为有效的、惩罚的或破坏性的行为

A bill passed by congress becomes effective as soon as the President signs it.

国会通过的法案一经总统签署立即生效。

The advent of a new Administration and Congress is always the best time to make major changes. The guidelines for effective reform already exist. Let's not muddy the water with ill-considered proposals.

新[改造]的政府及国会的来临，是做重大改革的最好时机。有效改革的准则业已存在。不可未经周详考虑，妄提建议搅乱大局。

After a few months I came to the conclusion that effective steps would have to be taken if we were to win the competition.

几个月后，我得出结论：如果我们要在竞争中取胜，就必须采取有效的措施。

Effective measures have been taken to prevent exhaust pollution.

业已采取有效措施以防止废气污染。