The midpoint and equivalence point for carbonic acid are much higher.碳酸滴定中点和等量点也高得多.If a vibrating string is lightly touched at its midpoint , its pitch goes up an octave.如果在一根振动弦的中部轻轻一触, 它就发出高八度的音.The centre mark is ind...
...the midpoint between Paris and Warsaw.巴黎和华沙之间的中点位置...the midpoint of the front of your house.房子前院的中心位置She has not yet reached the midpoint of her life.她的人生还没有走到一半。The centre mark is indicated at the midpoint of the ha...