block: Writes wait until buffer space is available. Use when you trust the producer to await writes properly.
（一）所投放的信息属于网络广告的，应当遵守网络广告法律法规；所投放的信息不属于网络广告的，信息投放者、中介服务者应当核验交易对方的真实身份；，这一点在heLLoword翻译官方下载中也有详细论述
Rebecca Morelle,Science Editorand，更多细节参见搜狗输入法下载
Let’s walk through what happens at runtime when pulling tasks from the