Alpha-particle range
[机] α粒(子)射程
🧩 词语组成解析
alpha
['ælfə]
n. 希腊字母的第一个字母;
range
[reindʒ]
n. 范围;射程;类别;（山脉，房屋等的）排列;
vi. 搜索;变化;延伸;漫游;
vt. 排列;（按一定位置或顺序）排序;把…分类;徘徊;
adj. 牧场的，放牧区的;
🗣️ 情景例句
The little boy held his mother's hand firmly when crossing the street.
那小男孩过马路时紧抓着母亲的手。
What's the circulation of this magazine?
这杂志发行量怎么样？
Tomorrow is christmas Eve, and my father and I went to choose a Christmas tree today.
明天是圣诞节前夜，今天我和父亲去选圣诞树。