one (electron) gun

• 单电子枪

英英释义

名词 one:

1. the smallest whole number or a numeral representing this number

2. a single person or thing

形容词 one:

1. used of a single unit or thing; not two or more

2. having the indivisible character of a unit

3. of the same kind or quality

4. used informally as an intensifier

5. indefinite in time or position

6. being a single entity made by combining separate components

7. eminent beyond or above comparison