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
I grew up in that house.
我就在那栋房子长大的。
Don't give up.
不要放弃。
'It's working all right, but I'm afraid that at one o'clock it will strike thirteen times and there's nothing I can do about it.
“不错，钟能报时了，但是，恐怕每到1点钟，它总要敲13下，对此我已无能为力了。”