🧩 词语组成解析
[医] 焦耳氏当量(热功当量)
n. 埃德加（男子名）
n. 胡佛电动吸尘器\\nvi. 用真空吸尘器打扫
🗣️ 情景例句
Are they always that difficult to make?
领结这样难打吗？
Must be.
一定是。
The twin towers are 110 storeys high, but high-speed lifts controlled by computer take only a minute to reach the top.
这座双塔式大楼有110层高，而由电脑控制的高速电梯只需一分钟就可以到达塔顶。