Upper retina
[医] 上半[部]视网膜
🧩 词语组成解析
upper
['ʌpə]
adj. 地位较高的;上面的;内地的;地表层的;
n. 鞋帮，靴面;兴奋剂;令人兴奋的经历;
n. 视网膜\\n[医] 视网膜
🗣️ 情景例句
And Harry, too?
也喜欢Harry 是吗？
No matter what she says, don't show you are afraid.
不论她说什么，你也不要让人知道你害怕了。
Ken gave up smoking two years ago. He'd been smoking for thirty years.
两年前肯戒了烟，之前他抽了三十年烟。