Phenyltin
二苯锡
🗣️ 情景例句
We have two and a half hours.
还有两个半小时。
No mill, no meal.
不磨面就没有面包吃。
A short time before, great trees had covered the countryside for miles around.
就在不久之前，参天大树还覆盖着方圆数英里的土地。