海绵

Dried fibrous part of the gourd-like fruit of a plant of the genus Luffa; used as a washing sponge or strainer.

丝瓜属植物类似葫芦的果实变干的纤维部分，用作擦洗海绵或滤网。

Any of several Old World tropical vines of the genus Luffa, having cylindrical fruit with a fibrous, spongelike interior.

丝瓜一种东半球丝瓜属攀缘草本热带植物，果实呈圆柱状，内部为纤维状，类似海绵

For shots and pills, women need to make regular appointments with their doctors and then they need to get prescriptions in order to obtain the medication. Diaphragms also require medical examinations. While sponges do not require examination, they can be far more difficult to obtain then condoms.

就像避孕环和避孕药，女性还要定期和她们的医生见面，有医生的处方才能拿药；子宫帽也需要医学测试；避孕海绵不需要医学测试，但获得它们比获得避孕套难多了。

"An external layer of compact bone surrounds a central area of spongy bone , except at the marrow cavity."

骨的外层为质密的骨皮质，包围着海绵状骨松质中心区。

"An external layer of compact bone surround s a central area of spongy bone, except at the marrow cavity."

骨的外层为质密的骨皮质，包围着海绵状骨松质中心区。

Objective: To research the value of CT in the diagnosis of medullary sponge kidney.

目的：探讨CT对髓质海绵肾的诊断价值。

Objective? To discuss the imaging diagnostic methods of medullary sponge kidney.

目的 探讨髓质海绵肾的各种影像学检查方法。

Objective To evaluate the imaging findings and diagnostic value of X-ray film,Intravenous pyelography and CT in medullary sponge kidney.

目的：揭示髓质海绵肾的X线平片、静脉肾盂造影和CT表现及其诊断价值。

There are three types of chloroplast-containing cells: palisade mesophyll cells, spongy mesophyll cells, guard cells.

在叶片中，有叶绿体的细胞包括三种：栅状叶肉细胞、海绵叶肉细胞、保卫细胞。

The oil cells are mainly distributed in the palisade tissue in the leaves of 47 species and in the spongy tissue in the leaves of 5 species, and dispersed in the whole mesophyll in the leaves of 31 species.

油细胞是木兰科植物叶片解剖的显著特征，在叶肉中的分布可划分为三种类型：油细胞主要分布于栅栏组织；主要分布于海绵组织；均匀散布于整个叶肉中。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷