Tetrode
n. 四极管
🗣️ 情景例句
you'll help me select some of the great places.
能帮我挑一些好地方。
What kind of climate do you have?Is it hot?
你们那里的天气怎么样？它是炎热的吗？
Annie was born in a poor family, on April 4th, 1866.
1866年4月4日，安妮出生在一个贫苦家庭中。