trench

n.沟，渠

tree-fern, tree-house, tree-line (also `timber-line), tree-top, tree-trunk, treeless, trefoil, trek, trellis, tremble, trembler, trembling, trembly, tremella, tremendous, tremendously, tremolo, tremor, tremulous, tremulously, trench coat, trenchant, trenchantly, trencher, trencherman, trend, trend-setter, trend-setting, trendily, trendiness, trendy, trepan, trephine, trepidation, trespass, trespasser, tress, trestle, trestle-table, trews,