海底扩张

Traditional form:

海底擴張

Pinyin (reading):

hǎidǐkuòzhāng

Definitions:

• seafloor spreading (geology)

Characters:

• 海 - sea, ocean; maritime
• 底 - bottom, underside; below, underneath
• 扩 - to expand, to stretch, to magnify
• 张 - to display; to expand, to open; to stretch; a sheet of paper

Traditional characters:

• 海 - sea, ocean; maritime
• 底 - bottom, underside; below, underneath
• 擴 - to expand, to stretch, to magnify
• 張 - to display; to expand, to open; to stretch; a sheet of paper