Doubled
v. 兩倍；加倍努力；快步走（double的過去式和過去分詞）
? 同義詞
?? 反義詞
??? 情景例句
What made you decide to change job?
是什么使你決定更換工作？
There are no birds of this year in last year's nests.
事過境遷。
He explained that he had tried to fix the air-line to the supply line that ran round the port but could not because the fittings did not match.
他解釋說他想供氣管安裝到鋪設在碼頭周圍的供應管上，但因為接頭不相配而接不上。