berharga, 珍贵, bahan kimia, chemical substance, membekalkan, 提供, khazanah, 宝藏(treasure), pembakaran terbuka, 公开焚烧, pencemaran, 污染, toksik, 毒.

Leaderboard

Visual style

Mga Option

I-switch ang template

I-restore ang gi-autosave: ?