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I thought I'd begin today-this is, by the way, the regular practice.
现在开始上课，顺便说一句，这是惯例。
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$firstVoiceSent
- 来自原声例句
I thought I'd begin today-this is, by the way, the regular practice.
现在开始上课，顺便说一句，这是惯例。
应用推荐