SAC
英
美
abbr. 南方空军司令部(南非)(Southern Air Command)
复数:sacs
Collins.1 / BNC.16085 / COCA.17836
牛津词典
noun
- (人、动植物体内的)囊,液囊,气囊
a part inside the body of a person, an animal or a plant, that is shaped like a bag, has thin skin around it, and contains liquid or air
柯林斯词典
- N-COUNT (动物体内的)囊,液囊,气囊
Asacis a small part of an animal's body, shaped like a little bag. It contains air, liquid, or some other substance.- The lungs consist of millions of tiny air sacs.
肺由数百万个小气囊组成。
- The lungs consist of millions of tiny air sacs.
双语例句
- They could prosecute Mr Cohen. They could charge SAC with racketeering, and other offences.
他们可以对科恩提起公诉,也可以指控SAC涉嫌诈骗以及其他违法行为。 - The chorion and amnion are foetal membranes that contribute to the placenta and the foetal sac respectively.
绒毛膜和羊膜是分别形成胎盘和羊膜囊的胎膜组织。 - Embryo sac and embryo development and embryo rescue in Lilium distant cross
百合远缘杂交的胚囊和胚胎发育及胚拯救 - Syringomyelia is a condition where a fluid filled sac develops in the spinal cord.
脊髓空洞症是一种脊髓病变,脊髓内形成包含液体的囊。 - This shaft have overcome the problems which a single air sac of a traditional one existence.
这种轴克服了传统气胀轴单一气囊所存在的问题。 - Objective: To evaluate the feasibility of treatment of hemorrhage in cesarean section with intrauterine water sac oppressing.
目的:评估宫腔内水囊压迫治疗剖宫产术中大出血的可行性。 - Surgical methods included direct searching method, curved needle method and lacrimal sac incision.
手术方法分别采用直接寻找法,弯针法,泪囊切开法。 - On midsagittal images, AP dural sac diameter and the upper-endplate angles of L1 and S1 were measured.
在正中矢状位图像上测量了L1和S1水平的硬脊膜囊的前后径和上终板角。 - The sac is very strong, like a balloon filled with water.
这个囊很结实,就像是装了水的气球。 - Some of the models contained an air sac.
其中一些模型含有气囊。