1.weight用作动词的基本意思是“使…变重”,指在某物上加重量或用矿物质处理(织物)使之加重,引申可作“偏袒”解,指计划或组织(某事物)使之偏向某人或某集体。
2.weight是及物动词,接名词或代词作宾语,多用于被动结构。

weight down(v.+adv.)
给…加负担,使…负重 burden sb
▲weight sb⇔down
◇ 用于be ～ed结构
She was weighted down with parcels.她携带着沉重的包裹。
He was weighted down with her heavy bags.他因提着她沉重的袋子而累弯了腰。


weight with(v.+prep.)
用…使…变重 make sth heavy with sth
▲weight sth with sth
◇ 用于be ～ed结构
The stick had been weighted with lead.这根棍子灌了铅增加了重量。
He was weighted with troubles.他承受着许多烦恼的重压。

用作及物动词
▲S+～+n./pron.
◇ 用于be ～ed结构
The elevator is weighted too heavily.这电梯载重过度了。
Fishing nets are weighted.渔网要在网底坠上重物。
Circumstances are weighted in his favour.情况对他尤其有利。
▲S+～+n./pron.+to-v
◇ 用于be ～ed结构
The net is weighted to keep it below the surface of the water.这个网加了铅坠因而可没入水面以下。

［派生词］ weightless adj.没有重量的; 失重的; 无重力的
［同义词］ n.  authority, burden, consideration, emphasis, force, heaviness, importance, influence, load, power, pressure, value v.  burden, charge, keep down, load, oppress
［反义词］ n.  lightness v.  lighten
［词源］  ＜古英语wegan(移动,搬运,称重量)

1.weight的基本意思是“重量,分量”,也可指“重的特性”“重力”,是不可数名词,引申可表示“负荷,负担”,作此解时通常只用于单数形式。
2.weight也可作“重量单位”或“不同分量”解,是可数名词,也可用作不可数名词。
3.weight还可作“秤砣,砝码”“重物”解,是可数名词。
4.weight还可表示“重要性、严重性或影响力(的程度)”,是不可数名词。

carry weight
有影响力 have influence
〔说明〕 carry weight不用于被动结构。
He may be the boss at work but his wishes seem to carry very little weight at home.工作上他也许能说了算,但他的命令在家里似乎没有什么权威。
People have a great deal of respect for that man, therefore what he says carries weight.人们对那个人非常敬重,因此他讲的话就有分量。

pull one's weight
努力做好自己分内的工作 do one's full share of work
We shall succeed in this business only if everyone pulls his weight.只有人人都努力做好自己分内的工作,我们这件事情才能成功。
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sheer weight of numbers
集体的力量结合起来才能胜过对方 combine weight, strength, influence, etc. of a group which is larger than another
They won the argument by sheer weight of numbers.他们纯靠人多势众在辩论中获胜。
Manchester began to dominate, if only by sheer weight of numbers.曼彻斯特球队只要集体全力以赴,一开始就占优势。

That man is twice my weight.那个人的体重是我的两倍。
What is your weight?你的体重是多少?
The weight of the coffee is shown on the packet.咖啡的重量标在包装纸上。
The branches could hardly sustain the weight of fruit.树枝已很难支撑水果的重量。
You'll lose weight if you don't eat.你不吃东西体重会下降的。
Which has more weight a box filled with lead, or a box of equal size filled with loose paper?一只箱子装满铅和另一只同样大小的箱子装满松散的纸,哪一只箱子重?
She was troubled because she had reached the weight of 180 pounds.她因为体重达到180磅而烦恼。
The weight of all these things together was 150 pounds.所有这些东西总共重150磅。
Some sorts of fruit are sold by weight; others are not sold by weight.有的水果论分量卖,有的不论分量卖。
It's smaller in size but greater in weight.它个头比较小,可分量比较重。
Air hasn't much weight.空气没有多大分量。
Lead is often used because of its weight.铅因其重而常派上用场。
The weight of the overcoat made it incomfortable to wear.这件大衣很重,穿着不舒服。
The pound is a common weight in English-speaking countries.在讲英语的国家里,磅是常用重量单位。
He wrote down the weights of the boxes.他记下了这些箱子的不同重量。
The pillars have to support the weight of the roof.这些柱子必须承受屋顶的重量。
It is worked by heavy weights which make the wheels turn slowly.它是借助重物缓缓转动轮子而运转的。
The doctor has ordered me not to lift heavy weights because my heart is weak.我的心脏弱,医生嘱咐我不要提重的东西。
He can lift heavy weights because of his strength.他力气大,可举起重物。
The dressmaker put small weights in the hem of the dress.那裁缝把小块重物缝进连衣裙的下摆里。
The full weight of decision-making falls on her.决策的重任全落在她的肩上。
That's a great weight off my mind.我心上如释重负。
He is a man of weight in the government.他是个政府要人。
Recent events give added weight to their company.最近发生的事情更增加了他们公司的影响力。
The jury were convinced by the weight of the evidence against her.陪审团认为指控她有罪的证据很充分。

他体重120磅。
［误］  He weights 120 pounds.
［正］  He weighs 120 pounds.
［正］  His weight is 120 pounds.
［析］  weight是名词,也可用作及物动词,其后须接宾语。不及物动词是weigh。