janitress

英式音标：['dʒænətrɪs]

美式音标：['dʒænətrɪs]

词汇分类：欧亨利短篇小说选 Selected Short Stories of O Henry

词义：

n.

女性的守卫，女性的门警；

用法：

权威例句

Worlds Attainable

Maternal mortality in Addis Ababa, Ethiopia

Factors associated with maternal mortality in Addis Ababa, Ethiopia

Porphyria cutanea tarda associated with disinfectant misuse

The meaning of work for immigrant women in the lower echelons of the Canadian labour force.

Marm Lisa - Chapter 11. Rhoda Frees Her Mind

Worlds Attainable

An episode of collective tuberculous infection in a grammar school at Ferrara.

UA12/2/1 College Heights Herald, Vol. 18, No. 9

Some Women behind Our Money

造句：

1. Essentially fractures can cut most types of carbonate fabric.

实质上裂缝可割切大多数类型的碳酸盐组织.

来自辞典例句

2. Rock faces commonly show a stockwork of intersecting quartz and carbonate veins.

岩石的外表呈现交织的石英及碳酸盐细脉组成的网格构造.

来自辞典例句

3. The calcium carbonate content of phosphate rock determines the pore structure.

磷矿中碳酸钙的含量决定了磷矿的毛细孔结构.

来自辞典例句

4. Carbonation is the combination of carbonate or bicarbonate ions with minerals.

碳酸作用是碳酸根离子或重碳酸根离子与矿物的化合作用.

来自辞典例句

5. Glauconite, detrital carbonate skeletal debris, marine fossils, and collophane are commonly present.

海绿石 、 碳酸盐骨骸碎屑 、 海相化石和胶磷矿普遍出现.

来自辞典例句

[ carbonate 造句 ]