However, he realized the air of empty - headed heartiness might also mask a shrewd mind.但他知道,盲目的热情可能使伶俐的头脑发昏.There was in him the heartiness and intolerant joviality of the prosperous farmer.在他身上有种生意昌隆的农场主常常表现出的春风得意欢天喜地的...
Shear force is interrelating with width and thickness of plate and obliquity of knife - edge.斜刃剪切时,剪切力的大小与板料的宽度、厚度及斜刃倾角有关.Abstract: Shear force is interrelating with width and thickness of plate and obliquity of knife - ...
The spade and fork have longer shafts, providing better leverage.锹和耙的手柄较长，可发挥较好的杠杆作用。He sank the spade into the ground, and went at it.他把铁锹插到地里，开始卖力地干了起来。The spade sank into a clump of overgrown bushes.铲子插入了一丛长势旺盛的灌木丛。...