
好词典

作为元素符号源自拉丁语Manganum;作为州缩写源自Minnesota(达科他语意为“天色的水域”)
❶ 化学元素锰的符号,原子序数25,是一种灰白色过渡金属,常见于钢铁生产中。
“Mn is essential for steel production.”
(锰元素对钢铁生产至关重要。)
“The mineral contains high levels of Mn.”
(这种矿物含有高浓度的锰。)
❶ 美国明尼苏达州的缩写(Minnesota),常见于地址或地理相关语境中。
“She moved to MN last year.”
(她去年搬到了明尼苏达州。)
“The package was shipped to MN.”
(包裹被寄往明尼苏达州。)
Mn ore — 指锰矿石,用于冶金工业提取锰金属的原材料。
“South Africa is a major producer of Mn ore.”
(南非是锰矿石的主要生产国。)
MN license plate — 明尼苏达州车牌,带有该州标志性图案如湖泊或州鸟。
“I recognized her car by the MN license plate.”
(我通过明尼苏达车牌认出了她的车。)