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放課後， ほうかご

1. after school (at the end of the day)

放学后(一天结束时)

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練習， れんしゅう

1. practice, training, drill, (an) exercise, workout

练习，训练，演习，锻炼

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大忙し， おおいそがし

1. very busy

tbd

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は

1. indicates sentence topic 2. indicates contrast with another option (stated or unstated) 3. adds emphasis

指示句子的主题

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で

1. at, in 2. at, when 3. by, with 4. within, in 5. and then, so 6. and, then 7. let me tell you, don't you know

表示范围

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です

1. be, is

断定助动词，是，是也

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