1 to go online

2 to connect to the Internet

3 (of a document etc) to be uploaded to the Internet

4 (tennis, volleyball etc) to move in close to the net

1 Internet

1 inside

2 inner

3 internal

4 within

5 interior

1 mainland China (PRC excluding Hong Kong and Macau, but including islands such as Hainan)

2 Japan (used in Taiwan during Japanese colonization)

1 content

2 substance

3 details

4 classifier: 个 gè

5 classifier: 项 xiàng

1 lit. to catch everything in the one net (idiom)

2 fig. to scoop up the whole lot

3 to capture them all in one go

1 lit. either the fish dies or the net gets torn (idiom)

2 fig. it's a life-and-death struggle

3 it's either him or me

1 internal trouble and outside aggression (idiom); in a mess both domestically and abroad

1 internal trouble and outside aggression (idiom); in a mess both domestically and abroad

1 lit. outside-flexible, inside-firm (idiom)

2 fig. velvet glove