deaf aid
英
美
- aid n.援助;帮助;救援;助手;辅助物v.辅助;援助;接济
- deaf adj.聋的;充耳不闻的
名词 deaf-aid:
-
an electronic device that amplifies sound and is worn to compensate for poor hearing
用作名词 (n.)
- A hearing aid helps to overcome defects in hearing.
助听器有助于克服听觉缺陷。
- She adjusted the power on her hearing aid.
她调了调助听器的电流量。