immature
adj. 不成熟的; 未完成的; 粗糙的; 幼小
Something or someone that is immature is not yet completely grown or fully developed.
The birds were in immature plumage...
这些鸟儿羽翅未全。
She is emotionally immature.
她情感上不成熟。
If you describe someone as immature, you are being critical of them because they do not behave in a sensible or responsible way.
...grossly immature drivers who flout the rules of the road...
无视交通法规、极端鲁莽的司机
She's just being childish and immature.
她在耍小孩子脾气,真是任性。
1. characteristic of a lack of maturity;
2. lacking in development;
3. (used of living things especially persons) in an early period of life or development or growth;
4. not fully developed or mature; not ripe;
5. not yet mature
6. (of birds) not yet having developed feathers;
He is still too immature.
他还是嫩得很.
Too fine or immature cotton.
棉纤维太细或未成熟.
Thus, the safety and feasibility of transpedicular fixation in the immature spine are still questionable.
因此未成年人胸椎椎弓根螺钉的安全与可行性仍存在争议.
It's an immature, or underdeveloped song, a baby song.
这是一种不成熟, 或不发达首歌, 一首歌的婴儿.
His foolish behaviour is very immature for a man of 30.
他这种愚蠢的行为对于一个三十岁的人来说是非常幼稚的.