each

adv

1. to or from every one of two or more (considered individually)

e.g. they received $10 each

Synonym: to each onefor each onefrom each oneapiece

1. 每;各;每一
If you refer to each thing or each person in a group, you are referring to every member of the group and considering them as individuals.

e.g. Each book is beautifully illustrated...
每本书都配有精美的插图。
e.g. Each year, hundreds of animals are killed in this way...
每年都有数百只动物被这样杀掉。

2. 每个;每一
If you refer to each one of the members of a group, you are emphasizing that something applies to every one of them.

e.g. He picked up forty of these publications and read each one of them.
他从这些出版物中挑选了40本，逐一阅读。

3. 每一个;各个
You can refer to each and every member of a group to emphasize that you mean all the members of that group.

e.g. Each and every person responsible for his murder will be brought to justice...
所有参与谋杀他的人都会被绳之以法。
e.g. They can't destroy truth without destroying each and every one of us.
除非他们将我们赶尽杀绝，否则真理不灭。

4. 彼此;互相
You use each other when you are saying that each member of a group does something to the others or has a particular connection with the others.

e.g. We looked at each other in silence...
我们相顾无言。
e.g. Both sides are willing to make allowances for each other's political sensitivities...
双方都愿意体谅彼此的政治敏感问题。

1. 返回数组中下一个元素的索引及值：current : 返回数组中目前的元素. | each : 返回数组中下一个元素的索引及值. | end : 将数组的内部指针指到最后的元素.

2. 返回数组中当前的键/值对并将数组指针向前移动一步：current -- 返回数组中的当前单元 | each -- 返回数组中当前的键/值对并将数组指针向前移动一步 | end -- 将数组的内部指针指向最后一个单元