She's beautiful, vivacious, and charming.她漂亮活泼，魅力十足。The vivacious girl made a good cheer-leader.这个充满活力的女孩做了啦啦队队长。I cannot give at second hand any impression of his vivacious delivery.他的叙述绘声绘色,他的原话经我一转述就要大为减色....
I cannot give at second hand any impression of his vivacious delivery.他的叙述绘声绘色,他的原话经我一转述就要大为减色.The vivacious girl made a good cheer-leader.这个充满活力的女孩做了啦啦队队长。She's beautiful, vivacious, and charming.她漂亮活泼，魅力十足。Wild ri...
If costs go up, there will be a pro rata increase in prices.如果成本增加，价格就会相应上涨。The loss was shared pro rata.损失按比例分摊.The cash or scrip would be offered as part of a pro rata return of capital to shareholders.作为按比例资本收益的一部分，股票...
Nothing happens until the excitatory stimulus exceeds a certain'threshold'value.兴奋性刺激超过某一临界值以前毫无反应.Glutamate ( Glu ) is the main excitatory neurotransmitter in the central nervous system ( CNS ) .谷氨酸 ( Glu ) 是 ...