自始

gāi huì yì zì shǐ zhì zhōng dōu wú liáo tòu dǐng

该会议自始至终都无聊透顶。

The meeting was one big yawn from start to finish.

zhè duàn shí jiān li tā zì shǐ dōu jiān chí yuán zé gōng kāi pēng jī bù gōng zhèng xiàn xiàng

这段时间里他自始都坚持原则，公开抨击不公正现象。

Throughout this time, he stuck to his principles and spoke out against injustice from the beginning.