and the existence of underwater features of considerable magnitude.
水下特征差异极大。
新概念英语第四册 Lesson 30 Exploring the sea-floor

📚 句中词汇解析

从本句中提取的重要词汇

existence [ɪɡ'zɪstəns] 词频2 词根: sist
n. 存在,实在;生活,生活方式;实体,存在物;
💡 ex出+ist站立+ence名词后缀 →存在,生存
"belief in the existence of a benevolent god"
对于仁慈的神之存在的笃信
近义:presence, life, being 反义:inexistence, absence
underwater [,ʌndɚ'wɔtɚ]
adj. 在水中的;水面下的; adv. 在水下,在水中;
💡 under下+water水→在水下的, 在水中的
"The ship was underwater when they reached her."
他们赶到那艘船时,船已沉到水里了.
近义:immersed, subaquatic, subaqueous, submarine, submerged, submersed
considerable [kən'sɪdərəbl] 词频2 词根: 星辰
adj. 相当大(或多)的;该注意的,应考虑的;
💡 consider思考+able...的→ 相当大的;重要的
"There is considerable pressure on teenagers to conform."
年轻人被大力要求守规矩。
近义:important, appreciable, numerous, abundant, plentiful, profuse 反义:inadequate, insignificant, insufficient, lacking, meager, meagre
magnitude ['mæɡnɪtud] 词频4 词根: magn
n. 巨大,广大;重大,重要;量级;(地震)级数;
💡 magn大+itude后缀,构成抽象名词 →重量
"We did not realize the magnitude of the problem."
我们没有意识到这个问题的重要性。
近义:largeness, size, bigness, extent, majesty, stateliness 反义:shortness, slightness, tininess, trifle, minuteness, diminutiveness
features
n. 容貌;产品特点, 特征;嘴脸(feature的复数)
近义:characteristics, functions, lineament, mug, physiognomy, quirk

📚 更多「新概念英语第四册」例句