?? 詞語組成解析
mobile
['moba?l]
adj. 可移動(dòng)的;行動(dòng)自如的;易變的;流動(dòng)性的;
n. 風(fēng)鈴;手機(jī);
mob動(dòng)+ile能...的 → 活動(dòng)的，可動(dòng)的
river
['riv?]
n. 河，江;溪，巨流;
??? 情景例句
OK. What ... what kind of house did you have in mind?
好的， 你們打算買什么樣的房子？
Why are you frustrated?
你為什么失敗？
Her mother died when she was eight years old.
她8歲時(shí)母親就去世了。