Diterpene
[化] 二萜
🗣️ 情景例句
Good morning, Mr. Smith. I brought the contract you are been looking for.
上午好，斯密司先生。我带来了你要等待的合同。
Nice to see you, my old friend.
真高兴见到你，我的老朋友。
Tony speaks English and he plays tennis.
托尼会说英语，打网球。