untrained
adj. 未经训练的
例句
They had welded a bunch of untrained recruits into an efficient fighting force.
他们把一群未经训练的新兵组织成了一支有战斗力的部队。
《牛津词典》
It was standard practice for untrained clerks to advise in serious cases such as murder.
让未经训练的职员们在诸如谋杀等重案中提出建议是常规的做法。
《柯林斯英汉双解大词典》
We may have to resort to using untrained staff.
我们也许只能使用未受过训练的员工了。