是too不是to,中文意思是,adv. 此外,而且也,同樣
例如
硫磺也用來給設備消毒。Sulphur is also used to sterilize equipment.
他也贊成與西方共存。He also believed in coexistence with the West.
政治氣氛也明顯升温。There's also been a noticeable rise in the political temperature.