【根】mort＝death（死）

      记忆方法：魔头 殁的本义是“击打致死”，引申义是“死于非命”、“死于意外”。

      Voldemort  哈迷都认识哈，音译伏地魔，来自法语vol de mort ,字面意思就是飞离死亡。vol-fly，volleyball都认识哈，字面意思就是飞的球。

      mortal
Liable or subject to death.
Of or relating to humankind; human: the mortal limits of understanding.
Of, relating to, or accompanying death: mortal throes.
Causing death; fatal: a mortal wound. See Synonyms at fatal.
Fighting or fought to the death; unrelenting: a mortal enemy; a mortal attack.
Of great intensity or severity; dire: mortal terror.
A human.
adj.
1. 终有一死的; (临)死的
2. 致命的
3. 世间的, 凡人的; 人类的
4. 你死我活的, 不共戴天的; 非杀不可的
5. 用来加强语气
n. 终有一死的人, 凡人, 人类

例句：
It's beyond mortal power to bring a dead man back to life.
要死人复活非凡人所能为。
She lives in mortal terror of her husband's anger.
她极度害怕她丈夫发脾气。
He is my mortal enemy.
他是我不共戴天的敌人。

      mortality
The quality or condition of being mortal.
Mortals considered as a group; the human race.
Death, especially of large numbers; heavy loss of life: the mortality wrought by an epidemic.
Death rate.
The rate of failure or loss
n.
1. 致命性; 死亡率
2. 大量死亡; 失败率
3. 人, 人类
4. 必死的命运

例句：
The mortality from lung cancer is increasing.
肺癌死亡人数在增多。

      immortal
Not subject to death: immortal deities; the immortal soul.
Never to be forgotten; everlasting: immortal words.
Of or relating to immortality.
Biology. Capable of indefinite growth or division. Used of cells in culture.
One not subject to death.
One whose fame is enduring.
adj.
1. 不死的; 永生的, 不朽的
2. [口]永久的, 不变的
3. 神的; 神圣的
n. 不朽的人物, 流芳百世的人

例句：
Shakespeare is one of the immortals.
莎士比亚是不朽的人物之一。

      immortality
The quality or condition of being immortal.
Endless life or existence.
Enduring fame.
n.
1 不死,不朽 [不灭] 的性质,永恒性; 永远的生命
2 不朽的名声

例句：
The Greeks believed in the immortality of their gods.
希腊人相信他们的神是永生的。
He has achieved immortality.
他获得了永垂不朽的声名。

      mortgage
A temporary, conditional pledge of property to a creditor as security for performance of an obligation or repayment of a debt.
A contract or deed specifying the terms of a mortgage.
The claim of a mortgagee upon mortgaged property.
To pledge or convey (property) by means of a mortgage.
To make subject to a claim or risk; pledge against a doubtful outcome
n.
1. 抵押
2. 抵押单据
3. 义务; 精神负担
vt.
1. 抵押
2. 誓约; 献身于
3. 使有义务

例句：
The bank refused to accept any mortgage on land.
银行拒绝接受任何土地抵押。
The house was mortgaged to the bank for fifty thousand dollars.
这所房子抵押给银行借得五万元。

背景知识
      “按揭”一词是英文“Mortgage”的粤语音译，指以房地产等实物资产或有价证券、契约等作抵押，获得银行贷款并依合同分期付清本息，贷款还清后银行归还抵押物。

      gage engage保证；担保
Something deposited or given as security against an obligation; a pledge.
Something, such as a glove, that is offered or thrown down as a pledge or challenge to fight.
A challenge.
To pledge as security.
To offer as a stake in a bet; wager.
n.
1.抵押品,担保品
2.挑战;象征挑战而扔下的手套或帽子等
vt. 以…为担保；以…为赌注

短语:
at (或in) gage 作为抵押品；抵押出去
in gage of 作为…的担保(或抵押)
throw down a (或 the)gage (of battle) 挑战，寻衅
under (或upon)gage of 以…作为担保(或抵押)

      mortgagor
One that mortgages property.
n. 抵押人（等于mortgager）

      mortgagee
One that holds a mortgage
n. [会计] 承受抵押人；押入者贷款人