He pushed everyone full speed ahead until production hit a bottleneck.他催促所有人拼命干活，直到生产遭遇瓶颈。The camera combines rugged reliability with unequalled optical performance and speed.这款相机既坚固耐用，又有超凡的光学性能和快门速度。It all started so pr...
The motorboat put on speed as soon as it left the pier.汽船一离开码头就加快了速度.He measured the speed at which ultrasonic waves travel along the bone.他测出了超声波穿过骨头的速度。In the late 1850s the speed of technological change quickened...19...
Most people's pulse rate is more than 70 beats per minute.大多数人的脉率都在每分钟70次以上."What am I doing wrong, anyway?" — "Beats me, Lewis."“不管怎样，我到底做错了什么？”——“这我也不知道，刘易斯。”His heart rate was 30 beats per minute slower.他的心率每分钟慢了...
The woodpecker just looked on coldly, and then flew away contentedly.而在旁边冷眼看着的啄木鸟, 这才满意地飞走了.The woodpecker pecked a hole in the tree.啄木鸟把树啄了一个洞。Hi , Woodpecker, would you like to have a picnic with me?啄木鸟, 你愿意和我一起去野餐 吗 ?...