哪个

nǎ ge which; who

平台

píng tái platform; terrace; flat-roofed building

可以

kě yǐ can; may; possible; able to; not bad; pretty good

查询

chá xún to check; to inquire; to consult (a document etc); inquiry; query

微

wēi tiny; miniature; slightly; profound; abtruse; to decline; one millionth part of; micro-; Taiwan pr. [wei2]

Wēi surname Wei; ancient Chinese state near present day Chongqing; Taiwan pr. [Wei2]

信号

xìn hào signal

好友

hǎo yǒu close friend; pal; (social networking website) friend; CL:個|个[ge4]

及

jí and; to reach; up to; in time for

聊天

liáo tiān to chat; to gossip

记录

jì lù to record; record (written account); note-taker; record (in sports etc); CL:個|个[ge4]

提取

tí qǔ to extract; to refine; to withdraw (from a bank or warehouse); to pick up

, 唯

wéi -ism; only; alone

wěi yes

一会

yī huì a moment; a while; in a moment; also pr. [yi1 hui3]

退款

tuì kuǎn to refund; refund

的

de of; ~'s (possessive particle); (used after an attribute); (used to form a nominal expression); (used at the end of a declarative sentence for emphasis)

dí really and truly

dì aim; clear

dī see 的士[di1 shi4]

老

lǎo prefix used before the surname of a person or a numeral indicating the order of birth of the children in a family or to indicate affection or familiarity; old (of people); venerable (person); experienced; of long standing; always; all the time; of the past; very; outdated; (of meat etc) tough

站点

zhàn diǎn website

维护

wéi hù to defend; to safeguard; to protect; to uphold; to maintain

社工

shè gōng social work; social worker

库

kù warehouse; storehouse; (file) library

数据库

shù jù kù database

tianchachacom