单词：lesser cornstalk borer
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如果你去住旅店，只有两个房间可供选择，一个在电梯旁边，另外一个在饮料自动贩卖机旁边。你挑哪个?要是我的话，我肯定挑选饮料自动贩卖机旁边的那个，虽然不时会有人来买东西，但起
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This is the VOA Special English Agriculture Report. A beetle invasion in the United States has killed at least twenty million ash trees. The invasion of the emerald ash borer was first discovered near Detroit, Michigan, in two thousand two. Experts b
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Wasp Recruited to Fight Invasive Beetle 美用黄蜂对抗甲虫入侵 Scientists are pitting insects against insects in a battle to control an invasive species. U.S. Department of Agriculture researchers have released tiny parasitic wasps in forests
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'Lesser Bohemians' Uses Playful Language For A Classic Love Story play pause stop mute unmute max volume 00:0006:28repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Flas
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bed, deposit, field 书馆 矿床 outcrop 露头 fault 断层 vein, sean, lode 矿脉 gold reef 金矿矿脉 pocket 矿穴 reservoir 储藏 water table 潜水面，地下水面 mine 矿 stratum, layer 矿
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Idiom: Lesser of two evils ( unpleasant option, but not as bad as other ) Hit the book: Question: Is happiness nature or nurture? Eating ice cream really does make you happy. Scientists have found that a spoonful of the cold stuff lights up the same
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