canaliculus for chorda tympani

例句：

1. 1. The doctor removed the foreign object from the patient's ear canal.
   医生从患者的耳道里取出了异物。
2. 2. The sound travels through the ear canal and reaches the inner ear.
   声音通过耳道传到内耳。
3. 3. The child was able to hear the teacher clearly because of the good condition of his ear canal.
   由于耳道的良好状况，这个孩子能够清晰地听到老师的讲话。