Dot leader
[计] 点线
🧩 词语组成解析
dot
[dɑt]
n. 点，小圆点;
vt. 打点于;散布于;点缀;以小圆点标出;
🗣️ 情景例句
To do what?
做什么呢？
There's as good fish in the sea as ever came out of it.
海里的好鱼是取之不尽的。
The tunnel would be well-ventilated if tall chimneys were built above sea level.
隧道就具备了良好的通风条件。