Luddite

n, adj (derog 贬) (person) opposed to change or improvement in working methods, machines, etc in industry 在工业中反对改进操作方法、 改进机器等的（人）.

lubberly, lubricant, lubricate, lubrication, lubricious, lucerne, lucid, lucidity, lucidly, luck, luckily, luckless, lucky, lucky dip, lucrative, lucratively, lucrativeness, lucre, Lucretius, lucubration, ludicrous, ludicrously, ludicrousness, ludo, luff, luffa, lug, luge, luggage, luggage-rack, luggage-van, lugger, lugubrious, lugubriously, lugubriousness, lugworm, lukewarm, lull, lullaby, lumbago,