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n. 致密长石\\n[化] 霏细岩; 致密长石
🗣️ 情景例句
Please pass the ...
请递给我……
This is my fourth year of college, I'm a senior.
这是我上大学的第四年，我是四年级学生。
It is one of the most unpleasant discoveries which we all make that we must decline in this way,
人人必然会衰老。