Vacuum hearing aid
[医] 真空管助听器
🧩 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
aid
[eid]
n. 帮助;助手;外援;辅助设备;
vt. 帮助;资助;救助;促进;
vi. 帮助;
🗣️ 情景例句
My father sends his regards to you.
我父亲向你问好。
We are thinking of expanding into the Chinese market.
我们想把生意扩大到中国市场。
Nevertheless,I managed to creep down into the living room for two days before anyone found me out.
不过开头两天我还是成功地蹑手蹑脚地来到楼下起居室，被谁也没发现。