is as the proportion of the total vocabulary of his mother tongue against those words of his own baby talk that are taken up into the vernacular of his family.
就好像他本國語言的總詞匯量和自己咿呀學語時他家庭所接納的他的詞匯量之比。
新概念英語第四冊
Lesson 44 Patterns of culture
?? 句中詞匯解析
從本句中提取的重要詞匯
n. 比，比率;[數學]比例（法）;面積;相稱，平衡;
vt. 使成比例;使相稱;使均衡;
?? pro前面+port部分，分開+ion名詞后綴→成分其中一部分→[所占]比例
"Water covers a large proportion of the earth's surface."
水覆蓋了地球表面的大部分。
近義：proportionate, accommodate, adapt, fit, proportionality, balance
反義：hype, magnify, overstate, stretch, dramatize, bulge
adj. 總計的（金額等）;全部的;完全的;絕對的;
n. 總計，總數;全體數量;
vt.& vi. 總計達，計算…的總數;
?? total-, tot- 表”所有的”
"total abstinence from strong drink"
戒絕烈性酒
近義：summate, tot, totalize, tote, level, overthrow
反義：quota, share, slice, snippy, patchy, fragmental
n. （某一語言的）詞匯;（尤指外語教科書中附有釋義的）詞匯表;
?? vocabul=vocable詞+ary表名詞→詞匯
"There is a vocabulary at the back of our English book."
我們英語課本的后面附有詞匯表.
近義：wordbook, wording
prep. 反對;對…不利;緊靠;以防;
?? gain =against (反對)#詞根助記：反對
"Ten people voted in favour, five against and two abstained."
十人投票贊成，五人反對，兩人棄權。
近義：athwart, agin
n. 母親，媽媽;女修道院院長;大娘;
vt. 像母親般地照顧;養育;溺愛;
?? 莫(mo)非這個(the)人(r)是 媽媽？
"The baby had been abandoned by its mother."
這個嬰兒被母親遺棄了。
近義：mamma, mammy, mom, momma, mommy, mum
反義：child, descendant, girl