侍者把他们点的餐端了过来，格雷厄姆签了单。The waiter returned with their order and Graham signed the bill.一名侍者尽力抹掉溅出的食物。A waiter mopped up the mess as best he could.侍者为他端上佐餐的红葡萄酒或者白葡萄酒。The waiter offered him red wine or white wine with his m...
兴奋性刺激超过某一临界值以前毫无反应.Nothing happens until the excitatory stimulus exceeds a certain'threshold'value.临界点所对应的刺激强度为临界值.The ceitical valueis stimulus intensity corresponding to the critical point.因为9.55>3.78, 其中3.78...
He wonders why the digits on his calculator slope to the right.他不明白为什么他的计算器上面的数字向右倾斜。Many animals have five digits.许多动物有5趾。The number 1000 contains four digits.1000是四位数....
另一种选择是使用合成镶嵌物.The other option you have is a composite veneer.可以为截止阀 、 活塞或旋启式止回阀阀瓣提供弹性镶嵌物.Resilient inserts are available for globe, piston and swing check discs.用波形花纹装饰以波形的镶嵌物或蚀刻来装饰 ( 金属 )To decorate ( metal ) with wavy...