They also have the disadvantage of being an expensive form of transport.
飛機另一個缺點是昂貴。
新概念英語第三冊 Lesson 44 Speed and comfort

?? 句中詞匯解析

從本句中提取的重要詞匯

disadvantage [,d?s?d'v?nt?d?] 詞頻3 詞根: dis
n. 不利，劣勢，短處;損失;
?? dis不+advant前面+age名詞后綴→不利地位,缺點
"The fact that I was a foreigner was a big disadvantage."
我是外國人這事實對我十分不利。
近義：hindrance, inconvenience, demerit, drawback, handicap, hassle 反義：apropriateness, odds, avail, plus, preference, prerogative
expensive [?k'sp?ns?v] 詞頻2 詞根: pend
adj. 昂貴的，花錢多的;豪華的;
?? ex出+pens花費+ive形容詞后綴→要花錢的→昂貴的
"The two liars asked for more expensive silk."
兩個騙子索要了很多昂貴的絲綢。
近義：pricey, costly, dear 反義：inexpensive, knockdown, downscale, downmarket, cheaply
form [f?rm] 詞頻1 詞根: form
n. 形狀，形式;外形;方式;表格; vt. 形成;構成;組織;塑造; vi. 形成，產生;排隊，整隊;
?? form =shape,表示”形狀”
"The noun " mouse " is the singular form of " mice " ."
名詞mouse是 mice 的單數形式.
近義：past, background, record, dossier, antecedents, institute 反義：hypertrophy, misshape, twist, uglify, warp, contort
transport ['tr?nsp?rt] 詞頻2 詞根: port
vt. 運送，運輸;流放;使欣喜若狂; n. 運輸;運輸船（機），運輸系統;狂喜;流放犯;
?? trans變換，轉移+port拿，運→移動著拿→運輸
"The agency will make travel arrangements for you. Alternatively, you can organize your own transport."
旅行社將為你安排旅行，或者你也可以自己安排交通工具。
近義：tote, carry, cart, convey, freight, haul 反義：irritate, pain, roil, vex, disappoint, discontent

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