四海 sei³ hoi² {sì hai}

four seas

四海一家 sei³ hoi² jat¹ gaa¹ {sì hǎi yī jiā}

home everywhere, it means the world is united

四海流浪 sei³ hoi² lau⁴ long⁶ {sì hai liú làng}

Fourway Rangers; rove everywhere

四海皆准 sei³ hoi² gaai¹ zeon² {sì hǎi jiē zhǔn}

1. appropriate to any place and any time (idiom); universally applicable
2. a panacea

四海飄零〔--飘-〕 sei³ hoi² piu¹ ling⁴ {sì hǎi piāo líng}

drifting aimlessly all over the place (idiom)

四海升平 sei³ hoi² sing¹ ping⁴ {sì hǎi shēng píng}

1. lit. all four oceans are peaceful
2. worldwide peace (idiom)

四海為家〔--为-〕 sei³ hoi² wai⁴ gaa¹ {sì hǎi wéi jiā}

1. to regard the four corners of the world all as home (idiom)
2. to feel at home anywhere
3. to roam about unconstrained
4. to consider the entire country, or world, to be one's own

四海之內皆兄弟〔---内---〕 sei³ hoi² zi¹ noi⁶ gaai¹ hing¹ dai⁶ {sì hǎi zhī nèi jiē xiōng dì}

all men are brothers