pendulum

英 ['pendj?l?m] 美['p?nd??l?m]

TEM4IELTS考研CET6GRE低頻詞擴(kuò)展詞匯

復(fù)數(shù):?pendulums;

pendulum 鐘擺

來(lái)自拉丁語(yǔ)pendulum,懸掛物，來(lái)自拉丁語(yǔ)pendere,懸掛，稱量，支付，來(lái)自PIE*spend,*spen,拉，伸，詞源同dependent,pension.

pendulum: pendulum: [17] A pendulum is etymologically simply something that ‘hangs’. It is a noun use of the neuter form of the Latin adjective pendulus ‘hanging’ (source of English pendulous [18]). This was a derivative of the verb pendēre ‘hang’, which has contributed a wide range of words to English, among them penchant [17], pendant [14], pendent [15], pending [17], and penthouse, and derived forms such as append [15], appendix [16], depend, impend [16], perpendicular [14], and suspend.
=> append, appendix, depend, impend, penchant, pendant, pendent, penthouse, perpendicular, suspend
pendulum (n.): 1660, from Modern Latin pendulum (1643), noun use of neuter of Latin adjective pendulus "hanging down," from pendere "to hang" (see pendant). The Modern Latin word is perhaps a Latinization of Italian pendolo.

1. In education, the pendulum has swung back to traditional teaching methods.: 教育界又恢復(fù)了傳統(tǒng)教學(xué)法。

2. The ball which hung the roof is compound pendulum.: 懸掛在墻上的鐘來(lái)回?cái)[動(dòng).

3. Finally, GMTI performance of two typical systems, Cartwheel and Pendulum, is analyzed through computer simulation.: 最后, 對(duì)CartWheel和Pendulum兩種典型系統(tǒng)構(gòu)形進(jìn)行了GMTI性能仿真分析.

4. The pendulum has swung back and the American car companies have made dramatic advances in safety.: 三十年河?xùn)|，三十年河西，美國(guó)汽車公司在安全方面已經(jīng)取得了巨大進(jìn)步。

5. The familiar pendulum swing was to happen once more, and then stop.: 常見(jiàn)的鐘擺來(lái)回現(xiàn)象,會(huì)再次發(fā)生, 然后就停止不動(dòng)了.