Boletic acid
[机] 反-丁烯二酸
🧩 词语组成解析
🗣️ 情景例句
They shared the first harvest with the Indians
他们与印第安人分享首次收成
How old are you?
你多大了？
Is there anything else that I ought to get?
我还该弄点别的什么东西吗？