如何

rú hé how; what way; what

清除

qīng chú to clear away; to eliminate; to get rid of

网页

wǎng yè web page

上

shàng on top; upon; above; upper; previous; first (of multiple parts); to climb; to get onto; to go up; to attend (class or university)

shǎng see 上聲|上声[shang3 sheng1]

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]

搜索

sōu suǒ to search (a place); to search (a database etc)

痕迹

hén jì vestige; mark; trace

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