窗口將在 5秒后自動關閉.
動變: 過去式:fluctuated 過去分詞:fluctuated 現在進行時:fluctuating
vi.
他時而充滿希望時而失望。
蔬菜價隨著天氣變化而波動。
n. [C][U]
fluctuation
a.
fluctuational
同義參見:
以上來源於:《英漢大辭典》
v.
以上來源於:《簡明牛津英語詞典》
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閱讀Part1
It is difficult to predict the value of a stock one year from now since the stock market tends to -------- daily.
(A) fluctuates
(B) fluctuation
(C) fluctuate
(D) fluctuated