Maksud perkataan trend-line dalam bahasa Melayu

Apakah maksud trend-line dalam bahasa Inggeris? Terokai maksud, sebutan dan penggunaan khusus perkataan ini bersama Lingoland

trend-line

Kata Nama

garis aliran

the general direction in which a situation is developing, especially as shown by a line on a graph:

Contoh:
Estimates of mortgage fraud losses vary widely, but experts said trend lines pointed up.