Pid
[化] 光离子化检测器\\n[医] 苯茚二酮
🗣️ 情景例句
ready for the graduation ceremony,
为毕业典礼做准备，
I get up before six o'clock every day.
每天我六点前起床。
A mooncake is a delicious, round cake.
月饼是一种味美的圆糕点。