似乎

他似乎不太高兴。

Tā sìhū bú tài gāoxìng.

He doesn't seem too happy.

天气似乎要变了。

Tiānqì sìhū yào biàn le.

The weather seems to be changing.

她似乎已经知道了这件事。

Tā sìhū yǐjīng zhīdào le zhè jiàn shì.

She seems already to know this matter.