Nitrolignin
硝化木素
🗣️ 情景例句
Freshly squeezed O.J. anyone?
你们还有人要喝新鲜榨的桔子汁吗？
Do not give a dog bread every time he wags his tail.
不要有求必应。
Are these bags heavy? No, they're light.
不，是轻的。