Gelsamine
[化] 钩吻胺
🗣️ 情景例句
Something old.
旧的东西。
Fishing is often frustrating.
钓鱼常常会遭到挫败。
He noticed at once that discipline was slack: the Danes had the self-confidence of conquerors, and their security precautions were casual.
他马上发现丹麦军纪律松弛，他们以征服者自居，安全措施马马虎虎。