across grain of wood的用法和样例：
- Cleaning exposed the grain of wood.
- Slowly each grain of wood was replaced with grains of minerals.
- To paint, stamp, or print with a design imitating the grain of wood, leather, or stone.
- Apparently someone mistook the pattern of staining for the grain of wood, and a legend was born.
- And why do you take note of the grain of dust in your brother's eye, but take no note of the bit of wood which is in your eye?