Subfluoride
低氟化物, 氟化低价物
🗣️ 情景例句
And the more you aply it in real situations.
你越多地将所学到的东西运用到实际生活中去。
Which one would you like--this one or that one?
你喜欢这个还是那个？
both on the west coasts of continents with similar climates,
都在各自大陆的西海岸，