1.toy用作名词时意思是“玩具”,转化成动词意思是“玩弄”,指表面上高高兴兴地忙碌着,但实际上并未集中全部精力或并无严肃的目的,如将某物放在手中不停地摆弄或欺骗别人的感情。toy还可指“不认真地考虑”,指对某一件事情只是随便想想而不认真对待。
2.toy一般用作不及物动词,通常要与介词with连用。

toy with(v.+prep.)
▲toy with sb/sth
1.摆〔玩〕弄… handle (sth) in a playful manner, as to amuse oneself or express nervousness; treat (sb or sb's feelings) inconsiderately, not seriously
Don't toy with matches.别摆弄火柴。
All the time he was talking, he was toying with a pencil.他讲话时一直摆弄一支铅笔。
She was just toying with her food, as if she wasn't really hungry.她把饭拨弄着玩儿,好像并不饿。
He's never mentioned marriage, and I'm beginning to think he's just toying with me.他从未提过结婚的事,我开始认为他是在玩弄我。
Never toy with a woman's feelings, or it could be the worse for you!千万不要玩弄女人的感情,否则你会吃苦头的。
He just toys with her affections.他只是在玩弄她的感情。
2.并非严肃地考虑… not consider (an idea) very seriously
You shouldn't toy with great issues.你不该拿重大问题当儿戏。
He toyed with the idea of becoming an actor.他曾考虑过要当演员。
He often toyed with the idea of buying a bike but never actually bought one.他常想买自行车,但并不认真,结果一辆也没买成。
I've been toying with the idea of moving abroad.我一直胡乱想着移居国外。
Father often toys with the thought of going to live on a tropical island.父亲时常有去一个热带岛屿上生活的念头。

［同义词］ n.  doll, game, plaything, trinket v.  dally, play, potter, tinker
［词源］  ＜中古英语toye(玩具)

1.toy用作名词一般指供儿童游戏或娱乐的“玩具或玩物”,是可数名词。
2.toy有时还可指“为玩耍的而非为使用的东西”,此时常含贬义。
3.toy在句中有时可修饰其他名词,作定语。

The toy isn't within his reach.玩具放在他伸手可及的地方以外。
The child is crying for its toy.那小孩哭着要他的玩具。
The two brothers were fighting because of a toy.两兄弟因一个玩具而打架。
Clear away your toys now.把你的玩具收走吧。
The child flew into a rage and began scattering its toys about. 这孩子突发狂怒,把玩具扔得满地都是。
He has outgrown his interest in toys.他长大了,对玩具不感兴趣了。
His latest toy is a personal computer.他的最新玩物是个人计算机。
She is only one of the executive's toys.她只是行政人员的一个小玩物。
The boy floated his toy boat in the shallow water.那男孩把玩具小船放在浅水上漂浮。
The child trailed a toy horse after him.那孩子身后拖了一匹玩具马。
The tail won't come off the toy plane, it's fixed on with nails.这架玩具飞机的尾巴不会掉下来,它是用钉子钉牢的。
The boy reached out for the toy train and fell down from the bed.那男孩伸手去拿玩具火车,结果从床上跌下来。