nắm chắc

Thân thiện

Anh ấy nắm chắc kiến thức toán học.

Definition

1. Verb:
   • To be certain / to be sure: To have no doubt about something; to be confident in one's knowledge or understanding of a fact, outcome, or situation.
   • To have a firm grasp / to master: To understand something thoroughly and completely; to possess a solid and secure command of a subject, skill, or piece of information.

Usage Examples

• Verb:
  • Tôi nắm chắc lý thuyết này. (I have a firm grasp of this theory.)
  • Anh ấy nắm chắc phần thắng. (He is certain of victory.)
  • Chúng tôi nắm chắc thông tin đó là chính xác. (We are sure that information is accurate.)

Advanced Usage

• Used to express a high degree of confidence in a prediction or assessment.
  • Cô ấy nắm chắc rằng dự án sẽ thành công. (She is certain that the project will succeed.)

Variants and Related Words

• Nắm vững (v): to master, to have a thorough command of. Often used interchangeably with "nắm chắc" in the context of understanding.
  • Sinh viên cần nắm vững kiến thức cơ bản. (Students need to master the basic knowledge.)

Synonyms

• Be certain: To have no doubt.
• Be sure: To be confident.
• Master: To understand something completely.
• Grasp firmly: To comprehend securely.

Related Idioms

• Nắm chắc trong tay: Literally "to hold firmly in hand," meaning to have something secured or under one's full control.
  • Đội chủ nhà nắm chắc chiến thắng trong tay. (The home team has the victory firmly in hand.)

Học thuật

1. như nắm vững