洞开

Traditional form:

洞開

Pinyin (reading):

dòngkāi

Definitions:

• to be wide open

Characters:

• 洞 - cave, grotto, hole, ravine
• 开 - to open; to start, to initiate, to begin

Traditional characters:

• 洞 - cave, grotto, hole, ravine
• 開 - to open; to start, to initiate, to begin