Argentum colloidale
[医] 胶体银
🧩 词语组成解析
n. [化]银
🗣️ 情景例句
often took us somewhere in the city on the weekends.
经常在周末带我们去城市的一些地方。
It's out of the question.
这是不可能的。
It's always warm in April and May,but it rains sometimes.
4月和5月的天气总暖洋洋的，但有时下雨。