The most economical age to capture an elephant for training is between fifteen and twenty years,
捕捉15至20岁之间年龄的大象进行驯练最为经济。
新概念英语第四册 Lesson 41 Training elephants

📚 句中词汇解析

从本句中提取的重要词汇

economical [,ikə'nɑmɪkl] 词频4 词根: eco
adj. 节约的;经济的;合算的;
💡 eco经济 + nom学术领域 + ical…的 → a.节约的；经济学的
"The state has paced the whole nation in the economical reform."
这个州在经济改革中走在了全国的前列.
近义：lean, moderate, abstemious, saving, sparing, temperate
capture ['kæptʃɚ] 词频2 词根: cap
vt. 俘获;夺取;夺得;引起（注意、想像、兴趣）; n. 捕获;占领;捕获物;[计算机]捕捉;
💡 capt拿，抓，握住+ure名词后缀→抓住毛病→挑剔的 → 逮捕，捉拿
"His paintings capture the essence of France."
他的画描绘出法国的神韵。
近义：hook, immure, imprison, apprehend, incarcerate, jail 反义：release, unlock, free, redemption, rescue, disenthrallment
twenty ['twɛnti] 词频1
n. 二十，二十个;二十多岁;二十年代;许多，大量; num. 二十; adj. 二十的;
💡 twen=two二+ty十 → 二十
"The farmer picked twenty pears."
农民摘掉了二十个梨子。
elephant ['ɛlɪfənt] 词频2
n. 象，大象;
💡 大象尾巴上有蚂蚁(ant)
"The new office block has become an expensive white elephant."
这座新办公大楼成了昂贵的摆设。
近义：jumbo
training ['trenɪŋ] 词频1
n. 训练;培养;（枪炮，摄影机等的）瞄准;整枝法; v. 训练，培养( train的现在分词);教育;瞄准;整枝;
"training for non-professional staff"
对非专业员工的培训
近义：learning, preparation, taming, capacitation, coaching, habilitation

📚 更多「新概念英语第四册」例句

Although negotiators are optimistic, the details are complex enough that they may be hard-pressed to get a deal at all.
然谈判代表持乐观态度，但协议细节如此复杂，他们所面临的困难很可能使他们无法取得一致。
In the young there is a justification for this feeling.
青年人有这种感觉是情有可原的。
In 1928 some porpoises were photographer working like beavers to push ashore a waterlogged mattress.
1928年，有人拍摄到了海豚像海狸一样把浸透水的床垫推上岸的情景。
the story of a galleon that sank at the start of her maiden voyage in 1628 must be one of the strangest tales of the sea.
在1628年，一艘大帆船在处女航开始时就沉没了，这个流传至今的故事无疑是航海史上最离奇的事件之一。
Where the cost of government is high, resources for development are correspondingly low.
凡是政府管理费用高的地方，用于发展国家经济的资金就会相应地减少。
For the same reason, writers talk interminably about their own books,
由于这个原因，作家喋喋不休地谈论自己的书，