former days; in the past

the past

(idiom) things are very different now; times have changed

surname Xi

former times; the past; Taiwan pr. [xi2]

past and present; yesterday and today

(literary) ancient times; in olden days

formerly; in the past

former years; previous years

see 昔陽縣|昔阳县[Xi1 yang2 Xian4]

(Tw) smoothie

Xiyang, a county in Jinzhong City 晉中市|晋中市[Jin4 zhong1 Shi4], Shanxi

things are not as good as they used to be

Thucydides (c. 455–c. 400 BC), Greek historian and author of History of the Peloponnesian War

meloxicam (anti-inflammatory drug)

aciclovir (also spelled acyclovir), antiviral drug

Thucydides Trap (theory that war may result when a rising power threatens to displace an established power)