Cynanchotoxin
牛皮消毒
🗣️ 情景例句
Don't move! Get down on the floor.
别动！趴到地上！
Rachel promised to listen for the telephone.
雷切尔答应要守着接听电话。
Many families spend this at a cottage by the seaside or go camping in the hills or on the coast.
许多家庭会在海滨的小屋里度过这段时光，或到小山坡上或在海岸边野营度假。