Toxogenin
过敏毒原素
🗣️ 情景例句
I'll get you to help serve later.
等一会我会叫你帮忙分菜。
The eyes of the nation are upon the government.
国民的目光都注视着政府。
His average speed had been 301 miles per hour.
他的平均时速实际是301英里。