The Indians chipped flint arrowhead.印第安人凿制燧石箭头.An arrowhead is never used at the radius center.箭头永远不可以指向圆心.Only the arrowhead , carved from some milky blue stone, had any color.只有箭头, 是用乳状的蓝宝石雕刻的, 发出一些色泽....
Only the arrowhead , carved from some milky blue stone, had any color.只有箭头, 是用乳状的蓝宝石雕刻的, 发出一些色泽.An arrowhead is never used at the radius center.箭头永远不可以指向圆心.Zig - zag line with arrowhead used to indicate a communication l...
直接邮寄广告业在特卖品的包装方面已经变得非常熟练了。The direct marketing industry has become adept at packaging special offers.这会让你的促销品显得个性十足、格调高雅。This will give your promotional material individuality and style.因为稀有并且品相完好，它价值连城。It was a real pri...
Status flags represent one of the simplest forms of microcomputer logic.状态标志是微计算机逻辑中的一种最简单的形式之一.A newly - devised microcomputer can act as a guide to a blind person.一种新设计的微型计算机能够充任盲人的向导.A commonly used microcomputer algo...