A person who demonstrates how something works or is done; spec. one who teaches by demonstration in a laboratory.
| 单词 | θ180534 |
| 释义 | society > education > teaching > teacher > [noun] > professional teacher > demonstrator (2) demonstrator1684 A person who demonstrates how something works or is done; spec. one who teaches by demonstration in a laboratory. Subcategories:— position of (1) |
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