Defluorination
[化] 脱氟作用
🗣️ 情景例句
Smoking is bad for your health.
吸烟对你的健康有害。
Various rumors about him are going around.
到底流传着关于他的种种流言蜚语。
No, she bought them in the U.S.
不。她是在美国买的。