it is preferred that
這是首選,
例句:
1.
You are free to contribute anonymously,but it is preferred that you sign your comments with your name ( or handle).
你可以自由的匿名投稿,但是如果您簽名注釋上你的名字（或筆名）會(huì)更好.
2.
The use of quotation marks to indicate that it is not the authors preferred terminology.
引號(hào)的一種用法表示并非作者優(yōu)先選取的詞.
3.
If the preferred is cumulative,it means dividends that are not paid will be added up.
如果優(yōu)先權(quán)是累積的,這就意味著沒(méi)有支付的股息將加在一起來(lái)算.