实战口语情景对话 第568期:Hair Care for Dreadlocks 脏辫

重点讲解：
1. ever since 自从；打…以后一直；
例句：I've been off my food ever since I had the flu last month.
我自从上个月患感冒以来，一直无食欲。
2. grow out （使）头发长长以让原来的发式消失；
例句：The red rinse had grown out completely.
染红的头发已经长得完全看不出红色了。
3. make sure 一定要；设法保证；
例句：Make sure that the bottle is completely rinsed out before you refill it.
再用这瓶子装东西之前，一定要将它涮干净。
4. watch out for 密切注意；戒备；提防；
例句：I advised them to watch out for slick spots on the sidewalk.
我叫他们当心人行道上路滑的地方