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1·I started to sketch folk houses with the combination of oil pastel and watercolor, and applied this technique in the creation of watercolor painting and oil painting.

我开始用油画棒和水彩结合的方法快速地画民居速写，并将这一技法融入水彩、油画创作中。

2·Boat wakes appear as slightly curved lines, accentuated by the pastel tones of the oil slick.

船尾呈略微弯曲的线条，浮油的柔和色调突显了这种感觉。