Three-position key
[计] 三触点电键
🧩 词语组成解析
three
[θri]
num. 三;三个;第三（章，页等）;
n. 三岁;三个人[东西];三，三个;
adj. 三的;三个的;
position
[pə'ziʃən]
n. 位置，方位;地位，职位;态度;状态;
vt. 安置;把…放在适当位置;给…定位;驻扎军队;
key
[kiː]
n. 钥匙;（打字机等的）键;关键，线索，秘诀;（音乐的）调;
vt. 键入;锁上;调节…的音调;提供线索;
vi. 使用钥匙;
adj. 关键的;主要的;
🗣️ 情景例句
my grandfather is
我爷爷
The doctor advised me to get plenty of exercise.
医生建议我多锻练。
He was on his way to a lecture, when a tourist stopped him and asked him for directions.
他走在去听课的路上，此时一位游客拦住他问路。