Letter perfect
一字不漏的,背得烂熟的;完美无缺的
🧩 词语组成解析
letter
['lɛtɚ]
n. 信;证书，许可证;字母，文字;字面意义;
vt. 用字母标明;写字母于;加标题;
vi. 写印刷体字母;
🗣️ 情景例句
OK, let's get started.
好吧 ，我们开始工作。
What would you say if I told you I couldn't go with you?
如果我告诉了你我不能和你一起去你将说什么？
This is because they had no natural enemies until the arrival of humans and therefore did not need to develop flying wings.
这是因为人类到达这里之前，这些鸟没有天敌，因此，它们不需要发育飞行的翅膀。