Curves running from the origin to infinity may serve as branchcuts.
从原点至无穷远处的曲线起分支割痕的作用。
2
A family member cuts a branch from a cherry tree and puts it in water. If it blooms in time for Christmas it is good luck.
家庭成员从樱桃树上砍下一根树枝并把它放入水中。如果它在圣诞节开了花，就表示好运。
3
Bringing lunch to work, even two or three times a week, cuts down on food costs, said Susan M. Cooper, a certified financial planner and manager of the New York metro branch office of AXA Advisors.
AXA Advisors纽约办公室的注册理财规划师、经理Susan M. Cooper建议大家至少每周两到三次自带便当上班。