?? 詞語組成解析
Christmas
['krism?s]
n. 圣誕節;
holly
[['h?li]]
n. 冬青樹
??? 情景例句
I enjoyed reading these books very much.
我很喜歡讀這些書。
How do I say this?
怎么說？
This is because they had no natural enemies until the arrival of humans and therefore did not need to develop flying wings.
這是因為人類到達這里之前，這些鳥沒有天敵，因此，它們不需要發育飛行的翅膀。