Sericicultural
a. 养蚕的
🗣️ 情景例句
Are you sure you know where you're going?
你真认识你要去的地方吗？
I took 2 pounds of fish.
我拿了两磅鱼。
namely 6 million million miles.) Radio waves also travel at the speed of light,
即6万亿英里）。无线电波也是以光速传播的。