Valan
甲硫酸三甲异丙嗪
🗣️ 情景例句
It's a pleasure to meet you too, Mrs. Green. I've heard so much about you.
格林太太，我也很高兴见到您。早就听说过您。
Stand up,please.
请站起来。
How many spiders are engaged in this work no our behalf?
有多少蜘蛛在为我们效力呢？