气动开关 qì dòng kāi guān

DEFINITIONS

  1. pneumatic switch

CHARACTERS

气 qì
HSK 1
steam, vapor; KangXi radical 84
动 dòng
HSK 2
move, happen; movement, action
开 kāi
HSK 1
open; initiate, begin, start
关 guān
HSK 1
frontier pass; close; relation