If fifty pence pieces are not exchanged for sweets, they rattle for months inside money boxes.
如果50便士不拿来换糖吃，则可以放在储蓄罐里叮当响上好几月。
新概念英语第三册
Lesson 15 Fifty pence worth of trouble
📚 句中词汇解析
从本句中提取的重要词汇
adj. 里面的，内部的;内幕的;内侧的;
n. 里面，内侧;内脏;内容，内幕;（道路或跑道拐弯处的）内侧;
adv. 在内地，在内部地;在内侧地;在监狱里;
prep. 在…以内;在内侧或内部;进入里面;
💡 in向内，进入+side边→内部，里面
"Beneath his brash exterior, he's still a little boy inside."
他外表盛气凌人，内心里还是个孩子。
近义：interior, indoor, inland, inner, internal, inward
反义：outside, outer, outward, exterior, external, abroad
vt.& vi. （使）发出格格的响声，（使）作嘎嘎声;喋喋不休地说话;
vi. 迅速而嘎嘎作响地移动，堕下或走动;
vt. 使紧张，使恐惧;给（桅索）扎梯绳;
n. 嘎嘎声;发出嘎嘎声的儿童玩具;呼噜声;音响构造;
"The rattle of the engine was very loud."
发动机的嘎嘎声很大.
近义：ramble, babble, chunk, clatter, unnerve, disquiet
n. 钱;财富;薪水;款项;
💡 如果乱花 钱，家长会“骂你”（谐音）
"The money was donated by a local businessman who wishes to remain anonymous ."
这笔款子是当地一位不愿透露姓名的企业家捐赠的。
近义：assets, means, resources, specie, wherewithal, readies
n. 五十个人;五十岁;五十年代;编号为五十的东西;
num. 五十;五十个;
adj. 五十的;五十个的;许多的;
"Costs are to be shared on a fifty-fifty basis between the government and local businesses."
费用由政府和当地企业均摊。