The further off this solid obstruction, the longer time will elapse for the return of the echo.
固體障礙物越遠。回聲返回所用時間就越長。
新概念英語第四冊
Lesson 7 Bats
?? 句中詞匯解析
從本句中提取的重要詞匯
adj. 更遠的，較遠的;更進一步的，深一層的;更多的;
adv. 進一步地;更遠地;而且;
vt. 促進，推動;增進;
?? furth=forth向前，向前方+er比較級 → 更前面的→ 更遠的
"Not wishing to antagonize her further, he said no more."
他不愿惹她更生氣，便不再說話。
近義：patronize, promote, prompt, propitiate, subserve, urge
adj. 固體的;實心的;結實的，可靠的;可信賴的;
n. 固體;立體圖形;立方體;
?? solidus(firm)+id(形容詞后綴)→固體的；牢固的；純粹的
"The team's bullpen is solid this year."
今年該隊的候補投手實力不錯。
近義：trimensional, massive, robust, strong, sturdy, consistent
反義：flowing, fluid
vi. 消逝;時間過去;
n. （時間的）消逝;
?? e出+lapse滑走→滑出去→時光流出 →流逝
"A hundred long years must still elapse before Englishman could hear the name of Oliver Cromwell."
離英國人聽到奧利弗·克倫姆威爾的名字還有一百年之久呢.
近義：lapse, pass, interval, pause, span
v. 回轉，返回;復發，又來;送還;言歸正傳;
n. 歸來，返鄉;來回，匯成;贏利;統計表;
?? re回，向后+turn轉→回來，返回
"The students return in October for the start of the new academic year."
學生于十月返校，開始新學年的學習。
近義：reappear, reenter, regress, redeliver, redintegrate, refund
反義：migrate, absquatulate, retire, retreat, scat, transmigrate
n. 回聲，共鳴;（言語、作風、思想等的）重復;重復者;[無線電]回波;
vt. 重復，效仿;隨聲附和;類似;發射（聲音等）;
vi. 被重復;產生回響;充滿回聲;
?? echo-, ech- 表示”聲音 ,噪音”;特備是”回聲”;”重復,模仿”
"There was an echo on the line and I couldn't hear clearly."
電話里有回音，我聽不清楚。
近義：repeat, reecho, resonate, resound, reverberate, boom