Occlusion theory
[医] 闭塞理论(解释沉淀反应)
🧩 词语组成解析
n. 闭塞, 咬合, 包藏\\n[化] 包藏
🗣️ 情景例句
And these are pictures of people working:steelworkers, bankers, police, street vendors,ambulance drivers, doctors….
这是工作中人们的照片：钢架工人、 银行职员、警察、街头小贩、救护车驾驶 医生等等……
It's a beautiful country with many large lakes.
这个国家很美，它有很多湖泊。
but where had it come from?
但它是从哪儿来的呢？