🧩 词语组成解析
a. 肾脏形的\\n[医] 肾形的[叶]
leaf
[lif]
n. 叶子;页;叶状的结构;金属薄片;
vt.& vi. 翻书（报）;
vi. 生叶;
🗣️ 情景例句
Richard and Marilyn bought it for me for my birthday.
这是Richard和Marilyn送给我的生日礼物。
I have just finished my homework.
我刚刚做完了作业。[刚刚完成的动作
No, more, about 130 years ago. Most of the slave owners were rich farmers who lived in the south. They wanted to keep their slaves.
不，还要早，大约130年前。大多数奴隶主都是住在南方的富有的农场主。他们想保留自己的奴隶。