Flashcards: ANKI

v.When a frog or bird croaks, it makes a harsh, low sound.(青蛙或鸟)发出低哑叫声，呱呱叫

adj.Parasitic diseases are caused by parasites.（病）寄生虫引起的，寄生物引起的

n.； Fiction refers to books and stories about imaginary people and events, rather than books about real people or events.小说