1. experiment
2. test
3. experimental
4. to experiment

classifiers: 個, 次

1. (bound form) article; commodity; product; goods
2. (bound form) grade; rank
3. kind; type; variety
4. character; disposition; nature; temperament
5. to taste sth; to sample
6. to criticize; to comment; to judge; to size up
7. fret (on a guitar or lute)