single cause的用法和樣例：
例句
- Many theories purport to explain growth in terms of a single cause.
許多理論都標榜以單一的原因解釋生長(cháng)。 - Such a taxation system which featured colonialism led to the establishment of an abnormal single - structured economy in French Indochina.
這一具有濃厚殖民主義色彩的稅收體制是法屬印度支那畸形單一經(jīng)濟結構形成的主要原因之一。
