1.b> , ( i>); the cat had brown fur with streaks of white in it ; dirty streaks on the window / ; a blonde streak in hair / ; streaks of grey in her hair ; meteors produce streaks of light as they burn up in the Earth's atmosphere , ; a streak of lightning , (i>);
2.b> , i> ; she's a very caring girl, but she does have a selfish streak , ; there's a streak of insanity in the family / ;
3.b> , , ( , ..i>); the team is on a losing [winning] streak at the moment] [] ; a lucky [unlucky] streak [] / .