Keyer tube
[电] 电键管
🧩 词语组成解析
n. 键控器\\n[计] 键控器
🗣️ 情景例句
It only takes eight minutes by bicycle to the aerobics class.
骑自行车去上有氧运动课只需要八分钟。
To play golf every weekend
每个周末去打高尔夫球
It's about 400 yards from here.
离这儿大约有400码。