我们同时到达了机场。
wǒmen tóngshí dàodá le jīchǎng 。
We arrived at the airport at the same time.
他同时还是一位作家。
tā tóngshí háishì yīwèi zuòjiā 。
He is also a writer at the same time.
这两件事情同时发生了。
zhè liǎng jiàn shìqíng tóngshí fāshēng le 。
These two events happened simultaneously.