A long, narrow nearly landlocked sea separating Africa from the Arabian peninsula. It is linked to the Indian Ocean in the south by the Gulf of Aden and to the Mediterranean in the north by the Suez Canal.
红海（分隔非洲和阿拉伯半岛的狭长陆围海，南部经亚丁湾与印度洋相连，北部经苏伊士运河与地中海相连）
Definition of Red Sea in US English:
Red Sea
proper nounˈˌred ˈsē
A long, narrow, landlocked sea that separates Africa from the Arabian peninsula. It is linked to the Indian Ocean in the south by the Gulf of Aden and to the Mediterranean Sea in the north by the Suez Canal.