4. tend to use set patterns popular in science A few commonly used patterns 1)这台仪器的特点是操作操作筒便,价格低廉。 W N The instrument is characterized by its easy operation and low price. w The features of this instrument are easy operation and low price. w This instrument is easy in operation and low in price 这些设备的体积各不相同4. tend to use set patterns popular in science A few commonly used patterns 1) 这台仪器的特点是操作操作简便，价格低廉。 √√ √ The features of this instrument are easy operation and low price. The instrument is characterized by its easy operation and low price. √ This instrument is easy in operation and low in price. 这些设备的体积各不相同