It is too early for him to learn advanced English in terms of his age.
从年龄角度看，对他来说学高级英语太早了。
They are developing advanced diagnostic tools to help with early treatment of cancer.
他们正在开发高级诊断工具，用来帮助癌症的早期治疗。
They are developing advanced diagnostic tools to help with early treatment of cancer.
他们正在开发高级诊断工具，用来帮助癌症的早期治疗。
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