612. primitive a. 原始的,早期的
(例)Primitive peoples deified the sun. 原始部落將太陽奉為神。
613. ridge n. 脊,山脊,埂
(例)He walked along the mountain ridge. 他順著山脊走。
614. ridiculous a. 可笑的,荒漠的
(例)You look ridiculous in those tight jeans. 你穿上那緊身牛仔褲樣子真可笑.
615. rigid a. 嚴格的;僵硬的
(例)She was rigid with fear. 她害怕得全身僵住了。
616. withstand vt. 經(jīng)受,承受
(例)I couldn't withstand the murderous heat. 熱得要命, 我受不了.
617. witness n. 目擊者;證據(jù) vt. 注意到;證明
(例)Before giving evidence the witness had to take an oath. 證人作證前要先宣誓.
(例)Did anyone witness the traffic accident? 有誰目擊了這場交通事故?
618. withdraw v. 收回,撤銷
(例)The general refused to withdraw his troops. 那個將軍拒不撤回部隊.
619. slippery a. 滑的
(例)A wet road is usually slippery. 潮濕的路往往是滑的。
620. smash vt. 粉碎,打爛
(例)We are determined to smash terrorism. 我們一定要消滅恐怖主義
621. snap n./vt. 折斷,拉斷;快照
(例)
622. software n. 軟件
623. solar a. 太陽的
623. solar a. 太陽的
(例)We can use solar energy to do many things today. 如今,我們可以利用太陽能做很多事情。
624. lunar a. 月的,月球的
(例)It was reported that there would be a lunar eclipse tomorrow evening. 據(jù)報道說,明天晚上有月食。
625. submerge vi. 潛入水中
(例)At the first sign of danger the submarine will submerge. 一有危險跡象,潛艇就會潛入水中。
626. submit vi.(to)屈服,聽從
(例)I refuse to submit. 我決不屈服.
627. timber n. 木材,原木
(例)He used to be a timber merchant. 他曾是一個木材商。
628. tissue n. 組織;薄紗,手巾紙
(例)Human tissue is made up of cells. 人體的組織是由細胞構(gòu)成的.
(例)She gave us a box of tissues. 她遞給我們一盒紙巾。
629. title n. 題目,標題
630. tone n. 語氣,音調(diào)
630. tone n. 語氣,音調(diào)
(例)That violin has a beautiful tone. 那支小提琴的音色很美。
631. drift vi. 漂,漂流
(例)The boat drifted down the river. 船順河漂流而下.
632. drip n. 滴
(例)The patient is on a drip. 病人正在輸液。
633. durable a. 耐用的,持久的
(例)This pair of shoes is durable. 這雙鞋很耐磨。
634. duration n. 持續(xù),持續(xù)期間
(例)He finished the work of three years' duration. 他用三年的時間完成了這項工作。