1 threshing floor

2 classifier for events and happenings: spell, episode, bout

1 marketplace

2 market (also in abstract)

1 airport

2 airfield

3 classifier: 家 jiā

4 classifier: 处 chù

1 to test (machinery etc)

2 to test (students)

3 test

4 quiz

5 exam

6 beta (software)

1 the scene (of a crime, accident etc)

2 (on) the spot

3 (at) the site

1 to challenge the law (idiom)

2 to knowingly violate the law

1 lit. to reach the tip and try (idiom); to have a go when at one's peak

1 to give a small demonstration of one's impressive skills (idiom)

1 to die in battle (idiom)

1 the show must go on (idiom)