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| labour | 
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| n.  (困难地做,太冗长地解释) effort expended on particular task; act of mother giving birth; time period during which mother gives birth | 
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| lace | 
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| n.  (饰带,花边) delicate decorative fabric woven in an open web of symmetrical patterns; rope; cord that is drawn through eyelets | 
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| landscape | 
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| n. Syn. scenery (风景,山水,风景画) scenery; expanse of scenery that can be seen in a single view | 
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| landslide | 
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| n.  (山崩) slide of a large mass of dirt and rock down a mountain or cliff; overwhelming electoral victory | 
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| lapse | 
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| n.  (失误,(时间等)流逝) gliding, slipping, or gradual falling; unobserved or imperceptible progress; slip or error; failing in duty | 
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| larynx | 
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| n.  (喉) organ of the neck of mammals involved in breath control, protection of the trachea and sound production | 
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| laser | 
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| n.  (激光) optical device that produces an intense monochromatic beam of coherent light | 
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| latent | 
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| a. Syn. dormant; hidden (潜在的) present or potential but not evident or active; dormant; hidden | 
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| latitude | 
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| n.  (范围) freedom from normal restraints; angular distance north or south of the earth's equator | 
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| laundry | 
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| n. Syn. washing (洗衣店,要洗的衣服) washing; workplace where clothes are washed and ironed | 
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| lawsuit | 
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| n. Syn. litigation; prosecution (诉讼) litigation; suit at law or in equity; action or proceeding in a civil court |