this_is_lesson_one_有道手机词典

1.This is Lesson One.
这是第一课。
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2.This is Lesson One.
这是第一课。这是第一课。
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3.If there is one lesson we would choose to convey, this would be it.
如果要我们选择一个教训告诫他人，那么这条就是。
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