A serial killer is on the loose!

有个连环杀手逍遥法外！

This is conditional on the overall plan.

这决定于总的计划。

That banker is really on the ball.

那位银行家的确很在行。

Shocking crimes are now on the upswing.

骇人的罪行在增长。

The floor is on a slight slope.

地面略有倾斜。

I hope to be on a percentage.

得到一点。

The heater is on a timer switch.

加热器连在一个定开关上。

The scheme is still on the anvil.

这计划尚在筹划中。

The ship was on a southerly track.

船行驶。

Short skirts are on the way out.

短裙慢慢不再流行。

His uncle is now on the Board.

他叔叔现在是董事。

She was on the verge of tears.

她差点儿哭了出来。

I was on the verge of accepting.

差点儿接受。

I was on the verge of sleep.

快睡着了。

The vacant house was on the block.

这栋空屋待出售。

The hunt is on for the criminal.

在搜捕该罪犯。

The hotel is on your left side.

饭店在你的左侧。

This photocopier is on its last legs.

这部复印机快不能用了。

Pileated woodpeckers are on the wax now.

有“羽冠”的啄木鸟现在在增加。

Have you been on a bus lately?

你最近乘过公共汽车吗？