threeleaf三叶
threenum.三n.三;三个adj.三个的
three kind rate meter三种费率计算器
three-tones dialect三声调方言
three-index symbols三指标符号
three color kinescope三色显象管
three-toed sloth.有三趾的树獭。
three conductor cable三芯电缆
three position signal三相信号机
three-level control三态调节
three-handed bridge三人桥牌
three kinds of beauty三美