on-the-job

The instructors were slacking on the job.

教员们对垮垮。

He was intent on the job he was doing.

他专心致志于正在做。

He was fired when he loafed on the job.

他不认真而被开除。

At work we can smoke in the canteen, but not on the job.

班时可以在餐厅里吸烟，但忙时候就不行了。

To spare no effort on the job would be to break a butterfly on the wheel.

倾尽全力去做这件事简直是小题大做。

When the overseer was not in, most of the workers would lie down on the job.

只要监不在, 大多数人就磨洋。

The objects were all the works who were on the job or retired, the lipids kevel of TG.

方法检测对象全部为我市各单位在职及退休职,用酶法测定甘油三脂(TG)、血清胆固醇(TC)、高密度脂蛋白胆固醇(HDL—C)。