Iris found in high concentrations in some meteorites, in which the solar system's original chemical composition is preserved.
人们发现,在一些保存着太阳系原始化学成分的陨石中,铱元素的含量很高。
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In addition, the expectation is that this IR will also consume less memory (if implemented properly, of course) - with memory peaking only during optimization phases.
Strictly speaking, the AST (abstract syntax tree) is also an IR (intermediate representation) - since it is not quite the source, and not quite the target language.