protract

第三人称单数：

动词第三人称单数: protracts

更多词形：

形容词: protractive | 副词: protractedly | 名词: protractedness | 动词过去式: protracted | 动词过去分词: protracted | 动词现在分词: protracting | 动词第三人称单数: protracts |

单词例句：

Delay always breeds danger; and to protract a great design is often to ruin it.

推迟经常孕育危险；拖延一个伟大的工程常常意味着毁灭它。

Delay always breeds danger, and to protract a great design is often to ruin it.

推迟经常孕育危险，拖延一个伟大的工程常常意味着毁灭它。

Protract And Design Project for Client

为客户绘制设计方案

Delay always breeds danger;and to protract a great design is often to ruin it.

推迟经常孕育危险；

To lengthen in duration; protract.

延长增加持续时间；持久

Large-scale direct assistance is as yet lacking and will come only in the future, but China is progressive and is a big country, and these are the factors enabling her to protract the war and to promote as well as await international help.

大量的直接的援助，目前虽然还没有，尚有待于来日，但是中国有进步和大国的条件，能够延长战争的时间，促进并等候国际的援助。

It can increase work efficiency,protract the lifetime of vacumm pump sets,and economize manpower and material resources.

这种工艺会大大提高处理效率,有效延长真空泵机组的使用寿命,也会大大节省人力物力。

It can protract live-span and improve the corrosion periods.

延长了使用寿命,大大提高了防腐使用周期。

Three hours have passed since the discussion was begun, and I'm afraid they will protract it still longer.

这个讨论会已经开了3个小时了，而且恐怕他们还会拖延下去的。