Sbd
肖特基势垒二极管
🗣️ 情景例句
Are there any tours for the Grand Canyon?
有到大峡谷的旅游团吗？
A threatened blow is seldom given.
虚张声势，吓唬而已。
It is our satellite. It is quite near us in space.
它是我们的卫星。它离我们相当近，仅38万公里远。