the forty-ninth parallel
noun/ðə ˌfɔːti naɪnθ ˈpærəlel/
/ðə ˌfɔːrti naɪnθ ˈpærəlel/
- the line on a map that is 49° north of the equator, thought of as forming the border between western Canada and the US
北纬 49 度纬线（据认为形成加拿大西部和美国之间的边境线） - Most of these companies also operate above the forty-ninth parallel.
这些公司大多数也在北纬四十九度线以上地区运营。
- Most of these companies also operate above the forty-ninth parallel.