Retinal rod
视网膜圆柱细胞; 视杆
🧩 词语组成解析
a. 视网膜的\\n[化] 视黄醛
rod
[rɑd]
n. 杆，拉杆;惩罚，体罚;（责打人用的）棍棒;手枪;
🗣️ 情景例句
But a simple solution might be
但是， 一个简单的解决办法可能是
What's Hong Kong famous for?
香港以什么闻名？
Speculations about is nature have been going on for literally thousands of years,
人们对睡眠作用的种种猜测，确实有数千年之久。