Unsaturated compuond
[化] 不饱和化合物
🧩 词语组成解析
a. 没有饱和的, 不饱和的
🗣️ 情景例句
There's a park over there. Let's walk in the park for a while.
那边有个公园。我们去散散步吧！
Observation is the best teacher.
观察为良师。
Sir Johan Hawkwood arrived in Italy with a band of soldiers and settled near Florence.
约翰。霍克伍德爵士带着一队士兵来到意大利，在佛罗伦萨附近驻扎下来，