seismograph
n.地震仪,测震仪
难易程度:
seismograph为短语/超纲词汇
词形变化:
形容词:seismographic 名词:seismographer
seismograph
/'saɪzməgrɑ:f; [US] -græf; `saɪzmə,ˇræf/
n instrument for detecting earthquakes and recording how strong they are and how long they last 地震仪.
seismograph
n[C]an instrument that measures and records the movement of the earth during an
earthquake