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• “…investigation of three trimeric aluminum(III)-water species: …”
→ “…investigate the three trimeric aluminum(III)-water species: …”
EXPLANATION: limited/exact number = “the”; unlimited = not necessary
说明:可数名词之前需要用“the”;不可数名词不一定必需
• “…properties of triangular Al3 structure are…”
→ “…the properties of the triangular Al3 structure are…”
EXPLANATION: 1) with “X of X”, “the” is required in most cases. 2) “the” is used with things already mentioned in the text (Al3)
说明:1、使用“X of X”形式, “the” 多数情况下是必须的2、“the” 用于指文中已经提及的事情,比如Al3
• “…according to “Core-link” model or “Cage-like” Keggin-Al13 model.”
→ “…according to the “Core-link” model or the “Cage-like” Keggin-Al13 model.”
EXPLANATION: use “the” in front of the names of unique models/methods, etc.
说明:在特定的方程式、方法等的名称之前用“the”
未完待续
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