形容詞 desirable:

1. worth having or seeking or achieving
2. worthy of being chosen especially as a spouse
   同義詞：suitable, worthy

1. It is desirable that atomic energy should be used for peaceful purpose.
   原子能應(yīng)該為了和平的目的而使用，這是合乎情理的。
2. It is desirable that we (should) provide for the poor at Christmas.
   在圣誕節(jié)施舍窮人是可喜的事。
3. A procedure causing a system, process, or operation to take on its most desirable configuration or procedures in the best or most efficient way; for example, when arranging instructions and data in storage so that a minimum of machine time or space is used for storing or accessing them.
   使一個(gè)系統(tǒng)、一個(gè)過程或一個(gè)操作能取其最希望的結(jié)構(gòu)的方法，或以最好、最有效的方式進(jìn)行所采取的一些措施。例如，在存儲(chǔ)器中合理安排指令和數(shù)據(jù)的存放位置以便存入和訪問時(shí)花費(fèi)的機(jī)器時(shí)間或空間最小。
4. It isn't really desirable to have him working here.
   讓他在這里工作其實(shí)并不必要。

de.sir.a.ble

adj.（形容詞）
Worth having or seeking, as by being useful, advantageous, or pleasing:
值得要的，值得找的：因有用，有好處或令人高興而值得要的，值得找的：
例句：
a desirable job in the film industry; a home computer with many desirable features.
在電影業(yè)中稱心的工作；有許多理想的性能的家庭計(jì)算機(jī)

Worth doing or achieving; advisable:
值得做的，適當(dāng)?shù)?；可取的?/br>例句：
a desirable reform; a desirable outcome.
有利的改革；值得努力的結(jié)果

Arousing desire, especially sexual desire.
引起性欲的：引起欲望的（尤其是性欲）
n.（名詞）
A desirable person or thing.
引人注意者：引人注意的人或事

【引伸】
desir.abil.ity 或
desir.ableness
n.（名詞）
desir.ably
adv.（副詞）