1.
It's just on time, isn't it?
它正点到达，是吗?
2.
"The clock strikes the hours, the half-hours and the quarters."
这个钟在正点、半点和一刻钟都打点。
3.
The clock strikes the hours but not the half-hours.
这个钟是正点打点而不是半小时打点.
4.
The train pulled in right on time.
这列火车正点到站.
5.
I wonder if we're on time?
不知道是不是正点？
6.
The company requires the drivers to keep to schedule.
公司要求司机正点行车。
7.
ignition timing light (stroboscope)
点火正时灯（正时观测灯）
8.
Hurry up,the clerk of the course is calling the roll.
快点，检录员正在点名。
9.
drift-correcting amplifier
校正零点漂移放大器
10.
The rain was whipping the window-panes.
雨点正打击着窗玻璃。
11.
" You're fine. Have a drink of water."
“你一切正常，喝点水吧。”
12.
"Just try to relax," he said, "Everything is all right.
“尽量放松一点。 一切正常。”
13.
He appears at five o'clock to the minute.
他正巧五点钟来到。
14.
Be quiet--the baby is asleep.
小声点，婴儿正在睡觉。
15.
This is surely correct.
这一点肯定是正确的。
16.
The train departed from the capital at 12 o'clock
火车于12点正离开首都。
17.
Such a view is not the least bit correct.
这种见解半点也不正确。
18.
We arrive at the airport on the stroke of six
我们六点正到达机场