Jfa
abbr. Japan Fluorocarbon Association 日本氟碳化合物协会
🗣️ 情景例句
I'm most grateful to you for taking so much trouble to explain the best way of getting there.
你不厌其烦地给我解释去那里的最佳途径，我对些深表感激。
Off base!
太离谱了吧！
but we found that it traced its way through the trees.
没想到它到树林中继续向前延伸。