[ I or T ]发（芽），抽（芽）;长出（毛发等）;（叶、毛发等）生长 to produce leaves, hair, or other new developing parts, or (of leaves, hair, and other developing parts) to begin to grow
It takes about three days for the seeds to sprout. 这些种子大概要3天时间才会发芽。
Your hair is sticking up - it looks like you're sprouting horns! 你的头发竖起来了——看上去跟长了角似的！