✅ 同义词
🗣️ 情景例句
How long have you known her?
你认识她多久了？
What is done by night appears by day.
若要人不知，除非己莫为。
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。