Lactones
(lactone 的复数) n.[化] 内酯
🗣️ 情景例句
And the Kennedy Center for the Performing Arts in Washington.
还有位于华盛顿的甘迪表演艺术中心。
Everything is good in its season.
万物逢时皆美好。
Jim, is this your football sock?
这是你的足球袜吗？