メニュー、ボタン、操作説明に使用されます。学習コンテンツは英語のままです。
the union of sperm and egg
“Fertilization occurred in the quiet pond water.”
A detailed report of events in the order they happened.
An action that insults or embarrasses someone, especially unexpectedly.
A much larger amount.
A completely different situation that needs new rules or approaches.
A rough material used to grind or polish a surface.
A king or queen with unlimited power.
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