总开关

Traditional form:

總開關

Pinyin (reading):

zǒngkāiguān

Definitions:

• main switch

Characters:

• 总 - to gather, to collect; overall, altogether
• 开 - to open; to start, to initiate, to begin
• 关 - frontier pass; to close, to shut; relation

Traditional characters:

• 總 - to gather, to collect; overall, altogether
• 開 - to open; to start, to initiate, to begin
• 關 - frontier pass; to close, to shut; relation