Chalnicon
硒化镉视象管, 硒化镉光导摄象管
🗣️ 情景例句
At the Bronx High School of Science.
在Bronx区的理科中学读书。
Have you thought about staying home?
是否考虑在家呆着？
When the plants are in the ground I'll put some powder on the soil.
白菜在地里生长时，我得在土壤里施些肥粉。