| 例句 |
A more powerful version of this electric bus is currently in development.这种电动公共汽车的一种功能更强大的车型正在开发中。A secret device is now in development for ground troops.一种供地面部队使用的秘密武器装置正在研制中。Cars that drive themselves are in development now, but a marketable product is a long way down the line.无人汽车正在开发中，但要拿出有销路的产品还有很长的路要走。She has a number of projects in development. 她的许多项目正在进行中。 |