Hearing aids
助听器
🧩 词语组成解析
hearing
['hɪrɪŋ]
n. 听力，听觉;审问;听力所及的距离，听得见的范围;听证会，〈美〉意见听取会;
v. 听到，听见( hear的现在分词);
hear听 + ing 名词后缀→ 听力,听觉
AIDS
[eidz]
abbr. acquired immune deficiency syndrome 获得性免疫缺乏综合征（爱滋病）;acute infectious diseases 急性传染病;aircraft integrated data system 飞行器集成数据系统;
n. 助手( aid的名词复数 );外援;辅助设备vi.;帮助;
🗣️ 情景例句
I got it!
我知道了。
No safe wading in an unknown water.
未知水深浅，涉水有危险。
and if a single curved glass would distort nature, how much more would a pair of them?
何况一片曲面镜就可歪曲自然，那么伽利略的两片曲面镜对自然的歪曲又该多大呢？