Leptodactylone
羟基二甲氧基苯并吡喃酮, 细指蟾酮
🗣️ 情景例句
How fast can my mail be received?
我的信件多快会被收到？
I wonder if it's a real diamond.
它可是地道的钻石呀。
They had to work inside the ship, cutting away old metal, fixing new metal plates, drilling holes, laying electrical and phone wires and fixing new pipes for water and steam.
他们要在船舱里工作，切掉旧的金属，焊接新的金属板，钻孔，埋电线和电话线以及安装新的水管和蒸汽管。