The land stretches to its limit and the southern sea is deep.
Tips
history
Not used alone in modern Chinese; it survives in literary words for the ocean — 北溟 (the Northern Sea of 庄子) and 沧溟. The right side 冥 is the phonetic, also seen in 瞑 and 螟.
register
Literary only; modern Chinese uses 海 or 海洋 for the sea.