incubate eggs 孵蛋
incubate bacteria 培养细菌
incubate an idea 酝酿想法
A: Is the bird incubating its eggs now?
A：鸟现在正在孵蛋吗？
B: Yes, it has been incubating them for two weeks.
B：是的，它已经孵了两周了。
1) 孵蛋
2) 培养（细菌等）
3) 酝酿（想法、计划等）
1. 孵蛋；培养
verb
1. to sit on eggs to hatch them
2. to keep something in a controlled environment so that it can develop
3. to develop slowly over time
Synonym: hatch, develop, breed