untrained

1.an inexperienced and untrained recruit

一个没有经验和未经练的新兵

2.self-styled doctors untrained in diagnosis.

未受过临床诊的自封医生。

3.to the untrained eye , the two products look remarkably similar.

在外行人眼里，两件产品非常相似。

4.The monitoring on the performance of the sub-contractors was also inadequate, resulting in the employment of untrained and inexperienced riggers and signaller in rigging and lifting operations.

在无充分监察分判商表现之情况下，引致在索具装配及起重操作过程中雇用了未受练及缺乏经验的操作员及讯号员。