The men were now obliged to try once more.
工人們只得再來一次。
新概念英語第三冊 Lesson 43 Fully insured

?? 句中詞匯解析

從本句中提取的重要詞匯

once [w?ns] 詞頻1
adv. 一次,一趟;一倍;曾經(jīng);一旦; conj. 一旦…就…;一經(jīng); 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."
細菌一進入血液里,就附著在紅細胞表面上。
近義:heretofore, occasionally, onetime, previously, sometimes, thereinbefore
obliged
a. 感激的;有責(zé)任的;必須的
近義:indispensable, astricted, necessary, needful, obligated, obligatory 反義:intentional, premeditated, purposive, spontaneous, wilful, willful

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