Meanings

neutron beam

linearization

linear transformation

linear operator

fibromyalgia

far-infrared rays

infrared sensor

telecommunication line

rice noodle soup (Yunnan cuisine)

to offer incense (for a departed person)

nine-dash line (demarcation line of China's territorial claims in the South China sea)

dividing line

frontline (military) base

head line (in palm reading)

carriageway marking

passing lane

intelligence line (in palm reading)

to consider another's point of view

optical communications line

measuring line (surveying)