Hpmf
[化] 肠内酯; 反式二氢-3,4-双[甲基]-2-呋喃酮\\n 反式二氢-3,4-双[3-羟苯基甲基]-23H-呋喃酮
🗣️ 情景例句
I've put an X next to the place where you should sign.
我已在你该签名的地方后面标示了X。
I'm only joking.
我是开玩笑的。
No, thanks. It's big, but it isn't heavy. It's light.
不用了，谢谢，是大盒子，但不重。很轻。