lanthanide

n (chemistry 化) any of the 15 elements in the lanthanide series, with atomic numbers from 57 (lanthanum) to 71 (lutetium) 镧系元素中之任何一种（从原子序数为57的镧到71的镥）.

landsman, landward, landwards, lane, language, language laboratory, languid, languidly, languish, languishing, languor, languorous, languorously, lank, lankiness, lanky, lanolin (also lanoline), lantern, lantern jaws, lantern-jawed, lanthanum, lanyard, lap, lap-dog, lapel, lapidary, lapis lazuli, lapping, lapse, lapse rate, lapwing, larcenous, larceny, larch, lard, larder, large, large-scale, largely, largeness,