Argentum colloidale
[醫] 膠體銀
?? 詞語組成解析
n. [化]銀
??? 情景例句
often took us somewhere in the city on the weekends.
經常在周末帶我們去城市的一些地方。
It's out of the question.
這是不可能的。
It's always warm in April and May,but it rains sometimes.
4月和5月的天氣總暖洋洋的，但有時下雨。