Addorsal
向背的
??? 情景例句
It's going to be hard, but give it your best shot.
事情會很難，你盡力而為就是了。
An evil lesson is soon learned.
學壞容易。
The operation, which lasted for over four hours, proved to be very difficult because of the hard resin which covered the skin.
手術持續了4個多小時，非常難做，因為皮膚上覆蓋著一層硬硬的樹脂。