上校命令道：“立定！”The colonel ordered "Halt!"做事要有恒心,所立定的志向不要随意更改.Persist in whatever you do and do not change your aspirations will.立定跳远是那时我唯一不吃力的运动.Standing long jump is not only difficult when I exercise....
Daydreams may seem to be rehearsals for real-life situations.白日梦可能像是真实情景的预演。He daydreams of being a famous journalist.他幻想着自己成为著名记者。He escaped into daydreams of beautiful women.他躲进白日梦中幻想美女。...
有些段落他演奏得异常徐缓，听上去有些忧伤。He plays some passages so slowly that they become lugubrious.黑暗中我的听觉变得异常灵敏。In the dark my sense of hearing becomes so acute.闪电在货车周围炸开时，情景异常壮观。It was unbelievably dramatic as lightning crackled all ro...
She's an insomniac; she only sleeps for two or three hours a night.她患失眠症, 每晚只睡两三个小时.The insomniac is habitually afflicted with wakefulness at times when he wishes to sleep.失眠症患者,这种病人在他想睡觉时经常特别清醒....
Most direct substitution of groups bound to an aromatic nucleus is limited to diazonium salts.大多数连于芳核能被直接取代的基团仅限于重氮盐.Severe steric effects at the reactive carbon would impede the substitution.大的立体效应阻止在碳上的取代.We use saccha...