☆ ADVANCED LEVEL : 0 ☆☆ INTERMEDIATE LEVEL : 0 ☆☆☆ ELEMENTARY LEVEL : 0 NONE : 3 ALL : 3

• 명령어 (命令語) : 컴퓨터 프로그램을 작동시키거나 멈추게 만드는 기계 언어. Noun
🌏 COMMAND: A part of machine language that lets one use or stop a computer program.

• 만료일 (滿了日) : 정해진 기한이 다 차서 끝나는 날. Noun
🌏 DEADLINE: The date by which something must be completed.

• 모래알 : 모래의 낱알. Noun
🌏 SAND GRAINS: A grain of sand.

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