blocked fluorescence

例句：

1. 1. Theblockade of the port has caused significant economic losses.
   港口的封锁导致了严重的经济损失。
2. 2.The researchers found that the blocked fluorescence could be used to detect cancer cells.
   研究人员发现，阻塞荧光可以用来检测癌细胞。
3. 3.The blocked fluorescence was due to the presence of a foreign object in the lens.
   阻塞荧光是由于镜片中存在异物所致。