we are now pretty certain the Earth is the only one on which life can survive.
我們目前可以肯定的是，地球是生命能存在的唯一行星。
新概念英語第四冊 Lesson 43 Are there strangers in space

?? 句中詞匯解析

從本句中提取的重要詞匯

survive [s?'va?v] 詞頻2 詞根: viv
vi. 幸存，活下來; vt. 比…活得長，經(jīng)歷…之后還存在;幸存; vt.& vi. 幸免于難;挺過;艱難度過;
?? sur=super超過+vive=viv生命→超越災難，挽救生命 → 活下來，幸免于，還活著
"The time has come for action if these beautiful animals are to survive."
若要使這些美麗的動物能生存下去，現(xiàn)在就要行動起來。
近義：last, stand, subsist, outlive, resist 反義：part, croak, decease, depart, die, expire
pretty ['pr?ti] 詞頻1
adj. 漂亮的;機靈的，聰明的; adv. 相當，頗; n. 漂亮的人（或東西）;
"Two days after the accident she still looked pretty banged up."
事故過去兩天后她看上去傷勢仍然很重。
近義：lovable, lovely, neat, nice, smart, super 反義：homely, inartistic, unaesthetic, unattractive, unbeautiful, uncomely
certain ['s?:t?n] 詞頻1 詞根: an
adj. 某一;必然的;已確定的; pron. [動詞用復數(shù)]某些;
"Federal courts have a certain cachet which state courts lack."
聯(lián)邦法院有某種州法院所缺乏的特別的東西.
近義：some, inarguable, indisputable, indubitable, invariable, irrefragable 反義：neither, implausible, improbable, uncertain, unlikely, avoidable
earth [?θ] 詞頻1
n. 地球;陸地;泥土;獸穴; vt. 把（電線）接地;蓋（土）;追趕入洞穴; vi. 躲進地洞;
?? 耳屎(諧音):耳朵屎長得有點像 泥土-泥土當然長在 地球上啦 ear(耳朵)+t(植物)+h(動物):聽到感受到的一切之所在- 地球
"I rammed down the earth around the newly - planted tree."
我將新栽的樹周圍的土搗硬.
近義：ground, hill, mound, bank, plains, mainland
life [la?f] 詞頻1
n. 生活，生計;生命，性命;一生，壽命;人生，塵世;
"My life seemed aimless."
我的生活似乎沒有目標。
近義：being, existence, liveliness, spark, sprightliness, zest 反義：passing, quietus, decease, demise, disappearance, end

?? 更多「新概念英語第四冊」例句