trembler

n spring that makes an electrical contact when shaken （继电器的）振颤片.

treat, treat sb. as, treat sb. for, treatable, treatise, treatment, treaty, treble, treble chance, tree, tree-fern, tree-house, tree-line (also `timber-line), tree-top, tree-trunk, treeless, trefoil, trek, trellis, tremble, trembling, trembly, tremella, tremendous, tremendously, tremolo, tremor, tremulous, tremulously, trench, trench coat, trenchant, trenchantly, trencher, trencherman, trend, trend-setter, trend-setting, trendily, trendiness,