His voice had lost its resonance; it was tense and strained.他的声音不再洪亮，而是显得紧张，不太自然。Her voice had a strange and thrilling resonance.她的声音洪亮，有一种奇特的震撼人心的效果。Playing the piano sets up resonance in those glass ornaments.一弹钢琴那些玻璃饰...
我们正在经历现代最严重的一段经济衰退。We are in one of the most severe recessions in modern times.她患上严重的心脏病后安装了心脏起搏器。She was fitted with a pacemaker after suffering serious heart trouble.他们因吃错东西而得了很严重的感染症。They've picked up a really na...
Whereas attractants, repellents, and many incitants are olfactory substances , stimulants, and deterrents are usually gustatory.引诱剂, 排斥剂还是其他的兴奋剂都是嗅觉物质, 但刺激剂和阻抑剂常常是味觉物质.Whereas the most difference among quantity character...