e.g.（举例）和ect（等等）的用法

e.g. =exempli gratia【拉】例如 (两个点都要写,后面空格）
You must avoid taking sweet foods, e.g. cake, chocolate, and ice cream.
你必须避免吃甜食,诸如蛋糕、巧克力和冰淇淋.
They keep animals, e.g. goats and cattle.
他们饲养动物,例如山羊和牛.
ect.（一般放在句后,不需要再加句号）
=et cetera (常读作and so forth) 等等
There are lots of things to buy — tea, sugar, bread, etc.
有许多东西要买：茶叶、糖、面包等.