认真 (rèn zhēn): รอบคอบ; จริงจัง; จริงจัง; จริงจังกับมัน; ใส่ใจ; รอบคอบ; จริงจัง; จริงจัง; จริงจังกับมัน; ใส่ใจ

She studies very conscientiously.

He works conscientiously, so his boss likes him.

We must listen to the teacher carefully.

He studies very conscientiously.

The teacher carefully corrects the homework.

We must take this problem seriously.

She works conscientiously and is never careless.