T1d50
[医] 半数组织感染量
🗣️ 情景例句
Do you believe in Christianity?
你信仰基督教吗？
Knowledge will not be aquired without pain and application.
不花力气，不下功夫是得不到知识的。
I'm talking. You are not talking. You're listening to me .
我在说话。你没在说话。你在听我说话。