substrate
US
UK substrate n: (biology: surface, support)
SC 培养基 péi yǎng jī
TC 培養基
TC 培養基
SC 基质 péi yǎng jī，jī zhì
Coconut fiber is a good substrate for vegetable seedlings.
substrate n: (linguistic foundation)
SC 底层语
TC 底層語
TC 底層語
Nahuatl is a substrate of Mexican Spanish.