life sciences

biology and related subjects 生命科学（生物学及相关学科）.

lie up, lie-detector, lie-down, lie-in, lied, liege, lien, lieu, Lieut (also Lt), lieutenancy, lieutenant, life, life annuity, life assurance, life insurance, life cycle, life expectancy, Life Guards, life history, life interest, life peer, life story, life work, life-and-death (also life-or-death), life-blood, life-boat, life-giving, life-guard, life-jacket, life-preserver, life-raft, life-saver, life-saving, life-size, life-size, life-sized, life-span, life-style, life-support, life-time, life-work, lifebelt (also lifebuoy),