Rf
射频, 测距计, 测远仪\\n[计] 射频
🗣️ 情景例句
It's natural.
这是很自然的。
Self-confidence is the first requisite to human greatness.
人类的伟大，首要的是要有自信。
Her clothes are here, or at least most of them.
她的衣服在这里，至少大部分衣服还在。