Sometimes fruit trees will shed immature fruit simply because they are so heavily laden they can't carry them all.有时果树会掉下未成熟的果子, 这只是因为挂果太多, 不堪其负。

the felling of 200,000 immature trees to create a nature reserve为创建自然保护区而砍倒20万棵没有完全长大的树

immature birds幼鸟

The stem cells found in bone marrow are immature cells.骨髓中的干细胞是未成熟的细胞。

Our product line is still immature.我们的产品线还不完善。

We were outclassed and physically immature.我们远远比不上别人, 身体也还没发育完全。

The boy was sexually immature.这男孩在性方面尚未成熟。

His immature behaviour was beginning to annoy me.他的幼稚行为开始令我恼火了。

She's just being childish and immature.她只是有点孩子气, 不成熟。