Boutin
[人名] 布廷
??? 情景例句
Something that might be surprising to you.
一件也許會讓你吃驚的事。
Step by step the ladder is ascended.
登梯需要逐級登。
The tunnel would be well-ventilated if tall chimneys were built above sea level.
隧道就具備了良好的通風條件。