雙語例句：
Hospital admission is not necessary in most cases.
大多數情況下，病人無須住院。
The report concluded that no substantive changes were necessary.
報告的結論是，無須作任何重大變更。
It might be necessary to make a few slight modifications to the design.
也許有必要對這個設計稍作幾處修改。
We are willing to make any concessions necessary to this end.
為達到此目的我們願作出任何必要的`讓步。
We are still looking for someone who combines all the necessary qualities.
我們仍在尋覓兼備所有必要才能的人選。