gradient slope的用法和樣例：
例句
- The resulting solution is known as the gradient.
合成解就是通常的梯度風。 - Substrates may accumulate intracellularly against a concentration gradient.
底物可以逆濃度梯度而積聚於細胞內。 - The road stretches uphill at a steep slope.
這條路以陡峭的坡度向山上延伸。 - A gradient of 1 in 4 is a rise of fall of one metre for every four metres forward.
四分之一的坡度是指每前進四米便升高或下降一米。
