not to mention
更别说
The company has lost a lot of money, not to mention prestige.
那家公司损失了很多钱,更别说它的声望了。
on duty
值班
Richard is on duty from two to ten.
理查德的值班时间是两点到十点。
on hand
马上可用的
We keep most supplies on hand, but sometimes we still need to make special orders.
我们大部分的存货都是随手可得的,但有时候我们还是得特别订购。
on reflection
经再三考虑
On reflection, I have decided to take your advice.
经再三考虑,我已经决定要接受你的建议。
on target
可能达到目标
Were still on target for an early completion date.
我们还是有可能达到提前完成的目标的。
on track
有可能达成,步入正轨
She's been working very hard recently and seems to be on track for a promotion.
她最近一直非常努力工作,似乎有可能获得升迁。
on the basis of
根据……
You will be evaluated on the basis of how much you've contributed to the company.
我们将根据你对公司的贡献来评价你。
open to
需要,开放……的空间,不限
This proposal is open to discussion.
这个企划案开放讨论。
out of
用完(某物)
We're out of printer ink. Can you order some more?
我们打印机的油墨用完了,你可以再订购一些吗?
out of commission
不堪使用的、坏掉的
Those machines were out of commission.
那些机器坏了。
out of habit
因为习惯(而做某事)
Sorry, lm just sitting here out of habit.
不好意思,我只是习惯坐在这里。