參觀(guān)者的用法和樣例：
例句
-
參觀(guān)者須出示許可證方可進(jìn)入該建筑物。
All visitors must show their passes before entering the building. -
參觀(guān)者川流不息地向這所房子走來(lái)。
A procession of visitors came to the house. -
他們估計參觀(guān)者人數為1000萬(wàn)。
They estimated the number of visitors at 10 million. -
來(lái)城堡參觀(guān)者不得拍照。
Visitors to the castle are asked not to take photographs.
