您要查找的是不是：
- centripetal drainage patter 向心水系
- He came to look at the drainage. 他是来检查排水设备的。
- They will soon be hearing the patter of tiny feet. 他们很快就会有个小宝宝了。
- The drainage system has been aged. 排水系统已经老化了。
- centripetal drainage 向心水系
- The patter of rain on the rooftops. 屋顶上雨点的敲打声
- thermokarst drainage patter 热喀斯特水系
- arborescent drainage patter 树枝状排水系
- centrifugal drainage patter 离心状水系
- featherlike drainage patter 羽毛状水系
- It is called the centripetal acceleration. 这叫做向心加速度。
- kettle hole drainage patter 锅穴水系
- The structure of A Rose for Emily is centripetal. 福克纳的《献给艾米莉的玫瑰》的艺术结构是向心式的 ;
- rectangular drainage patter 矩状水系
- The drainage of the town is not good, some of the pipes are broken. 城里的排水系统不好,有些水管断裂了。
- She can't wait for the patter of tiny feet. 她巴不得婴儿早日出生.
- Standard flight attendant patter? 这是笑容可掬、彬彬有礼的空姐招呼乘客的语言吗?
- We can't wait to hear the patter of tiny feet. 我们恨不得早点有个小宝宝。
- We must dig a drainage ditch to run off the water. 我们得挖一条排水渠把水排掉。
- The centripetal effects of a homogeneous population. 同类人种倾向集中的作用
