词汇	puretone
释义	puretoneCOCA²⁵⁴³³⁷⁺⁶un.纯音
随便看	altitude-chamber altitude chamber drill altitude chamber experience altitude chamber run altitude chamber test Altitude Chamber Training altitude characteristics altitude charging altitude chart altitude circle altitude-circle altitude circle, parallel of altitude altitude classification altitude clearance altitude coefficient altitude coma Altitude Command Indicator altitude commuting altitude compensating carburetor altitude compensating valve altitude contactor altitude-contour absorptivity-emissivity altitude-contour ratio altitude contour ration altitude control