In fact, this explanation also answers the question of how the execution of the trait's methods can be deferred until they're used for checking.

实际上，这个解释也回答了为何可以推迟特征方法的执行，直至用该检查的时候。

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In traditional classes, English listening is conducted in a quite fixed mode: explaining new words, listening to the tape, doing written exercises, and then checking of answers.

中学英语听力教学仍然沿用传统僵化的教学模式：教师解释生词，学生听录音，做书面练习，然后教师与学生核对答案。

youdao

In traditional classes, English listening is conducted in a quite fixed mode: explaining new words, listening to the tape, doing written exercises, and then checking of answers.

中学英语听力教学仍然沿用传统僵化的教学模式：教师解释生词，学生听录音，做书面练习，然后教师与学生核对答案。

youdao