colonnade observation的意思

柱廊觀察

acute observation───急性觀察

careful observation───細致觀察

hold a reservation───保留預訂

holding a reservation───保留預訂

holds a reservation───保留預訂

mass observation───民意調查

sharp observation───敏銳的觀察力

astronomical observation───[天]天文觀測

central reservation───中央分隔帶；路中間預留地帶