这就为前肠和中肠的邻接部分提供了神经.This innervate the adjacent region of the fore and middle intestine.维生素K不是从肠的上部吸收的.Vitamin K is not absorbed from the upper intestine.排泄的,排除的引起腹泻, 尤指肠泻的; 净肠的.Causing evacuation, especially of the bowel...
电梯修理工可以转动这根杠杆直接操作机器。An elevator mechanic can work the machinery directly by turning this lever.锹和耙的手柄较长，可发挥较好的杠杆作用。The spade and fork have longer shafts, providing better leverage.我们不得不借助杠杆之力来移动这块巨石.We'll have to us...