Photodimerziation
[機] 感光二聚作用
??? 情景例句
This spring is the origin of the brook.
這泉水是那條小河的源頭。
I live at 203 Curzon Street.
我住在可勝街203號。
The woman kept as near as she could to the children and even tried to get into the case herself, but it was too small.
這位婦女盡可能地靠近孩子，甚至自己也想鉆進箱子里去，只是箱子太小了。