inefficient

not disciplined or conditioned or made adept by training.

未受过训练，不适应训练或不熟练的。

(of people)not yet skilled or trained;inexperienced

（指人）不熟练的,未经训练的,无经验的

Not skilled or versed in a specified discipline.

不精熟的在某一领域不熟练的或不精通的

not having or showing or requiring special skill or proficiency.

没有或不需要特殊技能的或不熟练的。

Some questions are awkward to answer.

对一些问题的回答是不熟练的。

The answer of some problems is unskillful.

一些问题的回答是不熟练的。

of a person unable to do something skillfully.

人不能熟练地做事的。

not carefully or expertly made.

不是很细致或不很熟练地制造的。

The industry continues to use less unskilled and semi-skilled labor.

建筑部门不断减少对非熟练工人和半熟练工人的使用。

American business profited greatly from an inexhaustible supply of unskilled and semiskilled workers.

美国企业得益于非熟练型与半熟练型劳动力源源不断的供给。

A smooth sea never made a skillful mariner.

平静的大海决不能造就出熟练的水手。

A skilled mechanic earns decent wages.

熟练的机械工有相当不错的薪水。

His hard work atones for his lack of skill.

他的艰苦努力弥补了技术的不熟练。

Clumsily or unskillfully performed.

笨拙地或不熟练地表演的。

J： How do you play different maps quickly and accurately?

怎么样做到很快熟练掌握不同的地图？

a person who is unusually skilled in certain ways.

不同寻常地在特定方面熟练的人。

The opera was marred by an awkward aria.

整部歌剧毁在咏叹调部分的不够熟练。

play wrong or in an unskillful manner.

错误地玩或玩的技术不熟练。