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- A dull blade will cause slow, inefficient cutting overload on the saw motor, excessive splintering and could increase the possibility of kickback. 已钝的锯片会导致电机速度慢，效率低，负载大，崩裂多。加大反冲的可能性。
- The whetting part is made of super durable special ceramic materials, that help to shape the dull blade quickly and improve the knife's quality. 磨刀器部分采用超耐磨的特殊陶瓷材料，从而将较钝的刀锋快速修正成型以及提高刀刃的质量。
- The whetting part is made of high rigidity metal, will remove the knife's surface metal by steel scurf, easy to control when whetting, and then fast shape the dull blade. 磨刀部分采用高硬度的硬质合金材料，将刀具表面的金属以钢屑的方式去除，磨刀时用力易于掌控，从而将较钝的刀锋快速修正成型。
- The whetting part is made of high rigidity metal, will remove the knife’s surface metal by steel scurf, easy to control when whetting, and then fast shape the dull blade. 磨刀部分采用高硬度的硬质合金材料，将刀具表面的金属以钢屑的方式去除，磨刀时用力易于掌控，从而将较钝的刀锋快速修正成型。
- a small knife with a dull blade; for cutting or spreading butter. 有钝边的小刀；用来切开或分开奶油。
- The invader thrust the blade of his bayonet into the woman's heart. 侵略兵把刺刀的刀身刺入那个妇人的心脏。
- The dull play seemed to last an eternity. 这场乏味的剧似乎演个没完没了。
- Market dull and slacken no business report. 市场萧条胩衰退，没有有关交易的报道。
- The absence of color in that drawing make it dull. 那幅画因没有着色而显得晦暗。
- The dying fire was throwing out a dull red light. 将要熄灭的火发出暗红色的光。
- A rabbit get catch in the blade of the reaper. 一只兔子被卷到收割机的刀刃中去了。
- The blade is chipped in a few places. 刀锋有几个地方缺口。
- The old man's life became dull and colorless. 老人的生活变得呆板无趣。
- I feel a dull pain in the stomach. 我觉得胃部隐隐作痛。
- A person regarded as ungainly or dull witted. 愚笨的人被认为是笨拙的或弱智的人
- He couldn't teach such dull children. 他教不好这样呆笨的孩子。
- He felt a dull ache in his shoulder. 他感到肩膀隐隐作痛。
- He is rather dull in comparison with others. 和别人比较起来，他相当迟钝。
- She took drugs to dull the pain. 她吃了药以减轻疼痛。
- All work and no pay makes Jack a dull boy. 只有工作无工资，杰在也得变蠢才。
