每艘船的编制人数约为军官12位，船员250名。用英语怎么说？

每艘船的编制人数约为军官12位，船员250名。

Each ship had a complement of around a dozen officers and 250 men...

each

adj. 每，各自的；pron. 每个，各自；

例句
They were completely absorbed in each other...
两人彼此倾心。

ship

n. 船，<口>宇宙飞船，（舰船上的）全体船员，运气；vt.& vi. 运送；vt. 把…装上船，装好（船具），上市，使乘船；vi. 在船上工作，乘船旅行，当船员；

例句
The officers and crew prepared to abandon ship in an orderly fashion.
全体船员秩序井然地准备弃船。

had

v. 有（ have的过去式和过去分词 ），（亲属关系中）接受，拿，买到；

例句
He claimed that his parents had abandoned him...
他声称父母遗弃了他。

complement

n. 补充，补足语，补充物，补集（数）；vt. 补足，补充，补助；

例句
Nutmeg, parsley and cider all complement the flavour of these beans well.
肉豆蔻、西芹和苹果酒都能很好地突出这些豆子的味道。

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

around

adv. 大约，旋转，到处，四处，在周围；prep. 围绕，在附近，前后，左右，在…周围；

例句
He has never put an arm around his wife to accommodate photographers...
他从未为了迎合摄影师而搂住妻子。

dozen

n. （一）打，十二个；adj. 一打的；

例句
A dozen inmates have absconded from Forest Jail in the past year.
去年共有12名犯人从福雷斯特监狱逃脱。

officers

n. 军官( officer的名词复数 )，（政府，会社等的）高级官员[职员]，警察的头衔；

例句
The officers and crew prepared to abandon ship in an orderly fashion.
全体船员秩序井然地准备弃船。

and

conj. 和，与，而且，于是，然后，因此；

例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

men

n. 人( man的名词复数 )，人类，男人，男子汉；

例句
Many men still have difficulty accepting a woman as a business partner...
许多男性仍然无法接受女性商业伙伴。