1·I like to sit on the boardwalk as the dawn paints the scene while listening to the sounds of steam percolating from the vents.
黎明时分,我喜欢坐在木板路上,倾听水蒸气从火山口渗透的声音。
2·Bubbles simply supply a short cut for the faster-moving percolating gas.
气泡不过是对快速运动的渗透气体提供了一条捷径。