在玻璃温室里
in a glasshouse
In cool climates you have to grow tropical plants under glass. 在气候凉爽的地带，必须把热带植物种在玻璃温室中。
If you have a greenhouse, it's a good idea to overwinter root cuttings under glass.
Because they had such a short growing season, they grew most of their vegetables under glass.
You can start the seeds under glass or indoors, if you have adequate space and light.
Overwinter your potted rhizomes under glass and plant them out in the spring.
See also: glass noun (SUBSTANCE)