大洋中脊 dà yáng zhōng jǐ

DEFINITIONS

  1. mid-ocean ridge (geology)

CHARACTERS

大 dà big, great, vast, large, high
洋 yáng ocean, sea; foreign; western
中 zhōng central; center, middle; in the midst of; hit (target); attain
脊 jǐ spine, backbone; ridge