v.　割（草）
mow　 down　大量杀伤，扫杀，摧毁
A: Don’t come into the house with muddy　 shoes.
B: OK, I’ll take them off now.
muddy
　a.　１．泥泞的，沾满烂泥的；２．（光，色泽）灰暗的，暗淡的；３．模糊的，糊涂的
vt.　１．使沾上烂泥；２．使（形势，争端等）显得扑朔迷离
A: You are as slow as a mule　.
B: You are no spring chicken yourself.
mule
　n.　１．骡子；２．［pl.］拖鞋；３．十分固执的人
A: Are you planning to feed the multitudes　 with this meal?
B: Yes, I cook rather a lot.
multitude
　n.　１．大量，许多；２．［the ~］大众，民众
a multitude / multitudes　 of　许多，大量
A: Did you hear what Mandy said?
B: No, she was mumbling　.
mumble
　v.　含糊地说（话），咕哝
n.　咕哝，含糊的话（或声音）
A: I am going to see an exhibition in the municipal 　gallery tomorrow.
B: Oh, can I join you?
municipal　
a.　市的，市政的
A: The room was so silent you could hear a pin drop.
B: You mean there was not even a murmur　.
murmur
　v. / n.　１．小声说（话）；２．小声抱怨，咕哝；３．（微风，流水等）发出连续而低沉的声音
A: You are looking incredibly muscular　.
B: Oh, thanks, I have been going to the gym five times a week.
muscular
　a.　１．肌肉发达的，强壮的；２．（有关）肌肉的
A: Do you follow any particular religion?
B: Yes, I am a Muslim　.
Muslin
　n.　穆斯林
a.　穆斯林的，伊斯兰教信徒的
A: Would you like any sauce on your sandwich?
B: Do you have any mustard?
mustard
n.　１．芥末；２．芥菜
A: After witnessing the accident my brother was mute　 for three years.
B: And why did he start to speak again?
mute　
a.　１．缄默的，无声的；２．哑的，不会说话的；３．（字母）不发音的
vt.　消除（声音），减轻（声音）
A: He muttered　 the answer into my ear but I still was unable to hear him.
B: You should have asked him to repeat it more clearly.
mutter
　v. / n.　轻声低语，小声抱怨
A: Is this chicken or beef?
B: Neither, it is mutton　.
mutton
　n.　羊肉
A: My dog bit a young child once.
B: Is that why he now wears a muzzle　?
muzzle　
n.　１．（四足动物的）鼻口部；２．（防止动物咬人的）口套；３．枪口，炮口
vt.　１．使缄默，钳制．．．言论；２．给（狗等）戴口套
A: There are myriad　 reasons why I should not go on holidays now.
B: But there is one reason why you should, me!
myriad
　a.　无数的
n.　无数，极大数量
A: My neighbour claims that she is a mystic　.
B: Do you think that she actually has magical powers?
mystic
　n.　神秘主义者
a.　１．神秘的，玄妙的；２．神秘主义（者）的
A: The moon looks mystical 　tonight.
B: Perhaps that is because it is a full moon on a clear night.
mystical
　见 mystic
　
A: I want to study ancient mythology　.
B: What interests you in particular about the stories?
mythology
　n.　神话，神话学