为社么180-foot-high learning tower 要加"-" It is about twelve metres high不加"-"

来源:学生作业学帮网 编辑:学帮网 时间:2024/07/08 02:04:46

为社么180-foot-high learning tower 要加"-" It is about twelve metres high不加"-"

180-foot-high是属于形容词,是一个词
而后者是说物体的长度,虽然也是形容词,但好像前面有了is就不用加~
不是很清楚诶~