Beginner

1.

(Person who, is just starting something, one who has no training or experience) អ្នកទើបចាប់ផ្ដើមធ្វើអ្វីមួយ (រៀនលេងបាល់ ។ល។) ជើងថ្មី
Example: Beginners in the printing industry must train for many years.

1.

One who begins or originates anything. Specifically: A young or inexperienced practitioner or student; a tyro.

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apprentice, amateur, dabbler, dilettante, learner, neophyte, novice

1.

adept, authority, expert, master, professional