You'd better go at once, hadn't you?
你最好马上走,不对吗?
疯狂英语精华演讲卡 我该怎么开始(二)

📚 句中词汇解析

从本句中提取的重要词汇

once [wʌns] 词频1
adv. 一次,一趟;一倍;曾经;一旦; conj. 一旦…就…;一经; n. 一次,一回;
💡 on=one一+ce次 → 一次
"Once in the bloodstream, the bacteria adhere to the surface of the red cells."
细菌一进入血液里,就附着在红细胞表面上。
近义:heretofore, occasionally, onetime, previously, sometimes, thereinbefore
better ['bɛtɚ] 词频1
adj. 较好的;更合适的;能力更强的;好转的; adv. 更好地;更妥;更; v. 胜过;上进; n. 更好者;更有才智者;
"We're hoping for better weather tomorrow."
我们希望明天天气转好。
近义:improve, perfect, upgrade, meliorate, complete, enrich 反义:intensify, worsen, aggravate, deteriorate, exacerbate, lousy

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