section of the Earth’s crustの意味・発音・イラスト

section of the Earth’s crust /ˈsɛkʃən ɒvðɪ ˈɜːθz ˈkɹʌst/ n

意味：The Earth’s crust, continental and oceanic, is composed mainly of sedimentary, metamorphic and igneous rock.

この単語が登場する図解シーン（1）