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Sentence

生せい物ぶつ海かい洋よう学がくの研けん究きゅうには、プランクトンの採さい集しゅうが欠かかせない。

Span Details

生せい物ぶつ海かい洋よう学がく

marine biology; biological oceanography

possession, attribution, nominalizer, or nominal linker

研けん究きゅう

research; study; investigation

noun, suru verb

direction, time, indirect object, or target marker

プランクトン

possession, attribution, nominalizer, or nominal linker

採さい集しゅう

collecting; gathering

noun, suru verb

欠かかせない。

indispensable; essential; vital; crucial

expression, i-adjective