🧩 词语组成解析
n. 小长春花, 长春花, 玉黍螺
derivative
[di'rivətiv]
n. [数]导数，微商;[化] 衍生物，派生物;[语]派生词;
adj. 衍生的;导出的;拷贝的;
🗣️ 情景例句
are going to spend a second honeymoon at the Watermill Inn.
将到Watermill Inn去度第二次蜜月。
Once bit, twice shy.
一朝被蛇咬，三年怕草绳。
as the wave leaves the particles behind back to its starting point again.
当波浪把微粒留在身后时又回到出发点。