Nonadecylenic acid
[化] 十九碳烯酸
🧩 词语组成解析
🗣️ 情景例句
I hear you're expecting a baby, Mrs. Stewart.
我听说你们快有小孩了， Stewart太太。
The offer is made without engagement. All orders will be subject to our written acceptance.
此报盘没有约束力，所有定单以我方书面接受为准。
The tree must be put in the hole now.
现在把树放入坑里。