一般认为凡肢体缺血性疾病,若不宜手术或患者不愿手术,均可应用负压治疗。
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request the ________ of your presence at the opening ceremony on ....
A. hour
B. honor
C. honorable
D. hours
The ___ means that at last people could send messages a long way at great speed.
A. telemotor
B. telemeter
C. telegraph
D. telescope
When a photographer wants to take a picture of something far away, he will use a ____ lens for his camera.
A. telephoto
B. telephonic
C. microscope
D. photometer
A man who studies the science of very small living creatures is called a _____.
A. meteorologist
B. microbiologist
C. seismologist
D. anthropologist