单词	密纹泡螺
释义	密纹泡螺Hydatina physis
随便看	transit stop transit survey transit surveying transit system transit systems transit systems-- mass transit systems， mass transit telegram transit telescope transit theodolite transit time transit-time transit-time compensation transit time damping transit-time delay transit time device transit-time diode transit time effect transit time [in a photomultiplier tube] transit time index transit time jitter in a photomultiplier tube transit time method transit-time microwave diode transit time mode transit-time oscillator