Posiode
正温度系数热敏电阻
🗣️ 情景例句
Everyone is expected to stick to the rules.
每个人都要遵守规则。
He's tired because he worked hard all day today.
他疲倦是因为他今天整天努力工作。
In the class there are two American girls. They are twins. Their names are Lily and Lucy.
在班上有两个美国女孩，他们是双胞胎，名字叫鲁茜、莉莉。