Monoacetate
一乙酸酯
🗣️ 情景例句
T-O-P-S--means Talented Older People's Society. T-O-P-S
全名是优秀老人协会。
To scratch for fleas
因为跳蚤而抓痒
I have a letter of introduction here.
我这儿有一封介绍信。