Dibenzphenanthrene
二苯并菲
🗣️ 情景例句
I'm sorry, Carl.
很抱歉 Carl。
A fall into the pit, a gain in your wit.
吃一堑，长一智。
The captain of the Elkor ordered his men to salvage as much as possible from the wreck.
“埃尔科”号船长命令船员们尽量从沉船中打捞物品，