呼吸音缺乏的英文

• absent breath sounds
• absent respiratory sounds

• 呼吸:    breathe; respire
• 音:    sound
• 缺乏:    be short of; lack; deficienc ...
• 呼吸音:    br sounds; breath sounds; breath-sounds; breathing sound; bs; respirations; respiratory murmur; respiratory sounds
• 呼吸,呼吸音:    respirations