(located) at; (to be) in; to exist; in the middle of doing sth; (indicating an action in progress)[cedict]
中山
shān ㄕㄢ
refers to Dr Sun Yat-sen; Nakayama, common Japanese surname (borrowed by Sun Yat-sen); Zhongshan prefecture level city in Guangdong close to Sun Yat-Sen's birth-place[cedict]
开
kāiㄎㄞ
to open; to start; to turn on; to write out (a medical prescription); to operate (vehicle); abbr. for 開爾文|开尔文 degrees Kelvin[cedict]
at once; right away; only; just (emphasis); as early as; already; as soon as; right away; then; in that case; as many as; even if; to approach; to move towards; to undertake; to engage in; to suffer; subjected to; to accomplish; to take advantage of; to g[cedict]
过去
guò quㄍㄨㄛˋ ㄑㄩ˙
(in the) past; former; previous; to go over; to pass by[cedict]
啦
lāㄌㄚ
laㄌㄚ˙
(onomat.); (phonetic)[cedict]
(an auxiliary word performing the grammatical functions of mood); fusion of le + a; follows after 比如 listed examples[cedict]