He found that the things he had studied in school were not useful in the business world.とは 意味・読み方・使い方

He applied himself to his studies, ignoring the racket made by people around him.

He didn't get to first base with his research.

Although he was frowned upon as an oddity, he devoted himself to his research single‐mindedly.

You shouldn't be surprised to hear that he has been elected President.

His success in the election for President is nothing to be surprised at.

His knowledge, as it has been hastily acquired [crammed in], is of no use in a difficult situation.

His researches leave no doubt on this point.

His reason failed him.

His work is on a par with Einstein's.

I was in complete ignorance of his intentions.

In his work there's no straining after effect.

But he also said he regretted that he was unable to prevent some company scandals.

He did not live to see the fruits of his labor.

the unsoundness of his conclusion was obvious

He inspected the car for defects.

My highest praise goes to his invention.

He was found on trial to be unqualified.

He's wedded to the work [these strange beliefs].

He gave instructions to the trainees, but they couldn't make heads or tails of them.

He was uncertain of her present address.

He did not make any attempt to fall in line with his colleagues on making the plans, because he did not agree with them.

I asked [made inquiries] at a number of places but could not find where he was [his whereabouts].

It is obvious that he had no such intention.

He is not old enough yet to withdraw [retire] from the front line of research activity.

He led a solitary life, turning his back on the world which would not accept him.

His attempt was overambitious and ended in failure.

He was too cautious to venture upon such a dangerous expedition.

He was the last word in efficiency and accuracy at the office.

I sounded him about his views, but he didn't say anything.

The experience doesn't seem to have touched him.