加长的英文：
lengthen

To lengthen in extent.
拉长在程度上加长

An extensible tongue;extensible tables.
能伸的舌头;可加长的桌子

To carry on or perpetuate a bitter quarrel or state of enmity.
世代结仇，长期斗争继续或加长互相怨恨的不和或敌对状态。

Prolong the runway of an airfield
加长机场跑道

pad a résumé;pad an expense account.
加长个人简历;虚报开支

Prolong a line [a visit]
把线加长[延长访问]

We must prolong the runway of the airfield.
我们必须加长机场跑道。

He spun out the story to make a book.
"他将这个故事加长,写成了一本书。"

Please specify separately coupling sets for iron valve extensions.
请单独说明用于铸铁阀门阀杆加长部件的连接装置。

The aerial can be adjusted to the frequency of those signals by lengthening or shortening the spout.
靠加长或缩短这根水柱，天线就能调节到相应的信号频率。

To save time is to lengthen life
节约时间就是延长生命

As winter gave way to spring the days began to lengthen.
冬去春来时，白天开始长了起来。

As winter gave way to spring the days began to lengthen
冬去春来时，白天开始长了起来。

Ask the tailor to lengthen my coat because it is too short for me
让裁缝把我的大衣放长些,我穿着太短了。

It is hard to lengthen a duck’s leg—one should be contented with what one has
凫胫难加