inspection cover

• 检查盖,观测盖板,人孔盖

inspection cover的用法和样例：

例句

1. Please move the manhole cover away.
   请将人孔盖移开。
2. The pollen grains patterns of germination apertures of P. ternata was likely to have colpate cover.
   半夏花粉粒可能为有孔盖萌发孔类型。