Staring at the door , his voice came out almost inaudibly .
在门口盯着，他的声音出来几乎听不见。
" I think I 'm dying , " he whispered almost inaudibly .
我想我要死了，他几乎听不见地低声说。
Invisible under the stars , an ummanned american spy plane circled inaudibly over a stretch of dark landscape , transmitting grainy images back to the united states .
