線， せん
1. line, stripe, stria
2. line (e.g. telephone line), wire
3. ray (e.g. X-ray), beam
4. line (e.g. of a railroad), track, route, lane
5. outline, contours, form
6. level
7. division
8. line (of action), position, approach, policy, principle
9. impres...
tbd