His previous attempts had been unsuccessful.
他以前的嘗試沒有成功。
英語常用口語 1000 句 第 80 部分

?? 句中詞匯解析

從本句中提取的重要詞匯

previous ['priv??s] 詞頻2 詞根: vi
adj. 先前的;以前的;過早的;(時間上)稍前的; adv. 在先,在…以前;
?? pre以前+vi路[引申為走]+ous...的→以前走過的→先的,前的
"I should like to echo the words of the previous speaker."
我想重復前面一位發言者的話.
近義:introductory, onetime, back, precedent, preceding, prevenient 反義:hind, hindmost, back, postern, puisne, retral
unsuccessful ['?ns?k'sesful] 詞頻4
adj. 不成功的,失敗的;碌碌無為;
"a brief and unsuccessful flirtation with the property market"
對房地產市場一時興起、并不成功的介入
近義:abortive, attempted, thwarted, unavailing, failed, faulty 反義:jammy, lucky, privileged, prosperous, thriving, thrifty
attempts
n. 企圖, 試圖;嘗試(attempt的復數)\\nv. 試圖;努力去做(attempt的三單形式)

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