Gossypoid
棉根皮素
🗣️ 情景例句
Is this your very first advanced aerobics class?
这是你第一次上有氧运动高级班吗？
She's not at her desk right now.
这会儿她不在办公室办公。
'You'll have to get off here,' the conductor said.
“您得在这里下车，”售票员说，