常见例句雙語例句When the trap door shuts, the plant excretes mucilage next to a special cuticle around the door, creating a watertight seal.儅陷阱閥門關閉的時候，植物在閥門周圍的特殊角質層上分泌粘液，形成不透水密封墊。 返回 plant mucilage