unnecessarily 考研

Some parents worry unnecessarily about their children.

有母不必要为孩子担心。

The report paints an unnecessarily bleak picture of the town.

这份报道把这个镇子描绘得过于惨淡。

An inattentive pupil is unnecessarily an unclever boy or a girl.

不专心的学生不一定就是一个不聪明的孩子。

The decision by the headmaster was called in doubt by some of the teachers who thought it unnecessarily harsh.

有教师对校长的决定存有异议,他们认为没有必要那么严厉。

Preceding them with an omnibus F test in a stagewise testing procedure defeats this design, making it unnecessarily conservative .

在此之前使用F检验会破坏这种设计，得到一个相当保守的结果，这是不必要的。