n.增量劑；擴(kuò)充器；延長器

It is a barbarous way to extend territory by arms. 以武力擴(kuò)張領(lǐng)土是一種野蠻的方式。

A proposal to extend the highway was flung out at the meeting. 延伸高速公路的建議在會議上被否決。

Jim didn't really have to extend himself in the examination. 吉姆這次考試大可不必那么拼命。

I will like to extend a warm welcome to you on behalf of our fair. 我代表本次交易會向你們表示熱烈的歡迎。

I would like to extend a warm welcome to our visitors. 我想對我們的來訪者表示熱烈的歡迎。

I extend my heartfelt thanks for your help. 我對你的幫助表示由衷的感謝。

西文字的延伸部分