mac
n. （非正式）雨衣
n. （Mac）（美、丹等）马克（人名）
例句
'Big Mac' is McDonald's best-known trademark.
“巨无霸”是麦当劳最著名的商标。
《牛津词典》
MAC can actually do much more than that.
MAC 实际上可以比那做的要多得多。
The famous "Big Mac index" is also based on this standard.
著名的“大麦克指数”也是基于这一标准。
