The usage of "zhi" is as follows:

1. It means "to give; to express (courtesy, affection, etc.) to the other party": send a letter, call.

2. It means "concentrating (strength, will, etc.) on a certain aspect": dedication and concentration.

3. It means "to achieve; to realize": to get rich and apply what you have learned.

4. It means "to cause; to cause": causing disease, cancer, and disability.

5. It means "to cause": to cause.

6. Expressing "interest": interest, scenery, uniqueness, and style.

7. It means "precision; fineness": meticulous, exquisite and workmanlike.

Example sentences

1. Amelio attaches great importance to concentration and self-discipline, as evidenced by his black belt in karate.

2. Make it your first goal to concentrate on your studies and persevere.

3. The race was very difficult, but I managed to concentrate and finish the race at my own pace.

4. No matter what kind of beautiful desire, qualification or status you pursue in your life, as long as you are wholehearted, dedicated and confident, then "you will definitely get it."

5. There are at least six people in the carriage who are concentrating on playing with their respective palm phones.

6. Chengmei’s competitiveness and concentration in sports have paid off.

7. When I entered, he was absorbed in the book and did not notice me.

8. Indeed, as soon as the doctor left the study, Villefort concentrated on his work again.

9. In the past, even in peaceful times, he was devoted to foreign policy.

10. If we develop this habit of concentration early on, it will become a part of our lives.