?? 詞語組成解析
playground
['ple'gra?nd]
n. 操場，尤指提供如秋千等設(shè)備的戶外場地;游樂場;（某些集體聚會(huì)游樂的）園地;
play比賽+ground場地→操場，運(yùn)動(dòng)場
slide
[sla?d]
vi. 滑落;下跌;打滑;[棒球]滑壘;
vt. 衰落（成）;逐漸降低;使悄悄轉(zhuǎn)動(dòng);（使）快捷而悄聲地移動(dòng);
n. 幻燈片;降低;
??? 情景例句
We were married almost fifty years.
我們結(jié)婚將近五十年。
I underestimated the cost of the journey.
我對(duì)旅行費(fèi)用估計(jì)不足。
Here, try this one.
喏，試試這一頂。