单词：buck mortar
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pass the buck的意思是“把责任推给另一个人”。它的起源和poker game（纸牌游戏）有关。这里有什么故事？让我们来看个究竟吧。 据说，在19世纪的纸牌戏中
英文语法词汇
This is Scientific America's 60-Second Science. I am Karen Hopkin. Thisll just take a minute. Mmm, sticky rice. Its a glutinous side dish thats perfect for practicing your chopstick skills, for sopping up curry sauce and, amazingly, for building real
Scientific American(六)月
From NPR News in Washington, I'm Lakshmi Singh. President Obama is spending part of his election day on the radio. As NPR's Scott Horsley reports, he's urging Democrats to get to the polls in an effort to stem big losses. President Obama taped a seri
2010年NPR美国国家公共电台11月
Perhaps you've seen or heard of David Copperfield and other illusionists who seem to make entire buildings disappear right before your eyes. Well, some people in St. Louis, Missouri - and in other U.S. cities as well - are going them one better. They
VOA标准英语2010年(十)月
我们上次讲了几个来自扑克牌桌的习惯用语。今天我们还要讲几个。第一个是：pass the buck。 Buck原意是雄鹿，但是这里指刀柄是鹿角做成的猎刀。 在早年美国西部这种猎刀几乎人手一把。牌桌
美国习惯用语
今天我们要学的词是brick-and-mortar。 Brick-and-mortar, 意思是实实在在存在的， The community college operates both brick-and-mortar schools and online instruction programs, 这所社区大学既有自己的校园，又同时在网上
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