a perimeter fence/track/wall

Couldn't I just line the perimeter of my yard with something to keep them at bay?

我不可以只用什么东西在我的院子周围画线来隔绝它们 吗 ?

Rule two : you stay clear of the perimeter fence at all times.

第二:离周围的篱笆远一点.

This could be all around the Gulf Coast perimeter.

这可能会环绕整个墨西哥湾海岸的边缘.

Ten thousand desperate fighting men, their backs to the sea, held the final perimeter at Buna.

一万名殊死抵抗的士兵, 背海作战, 在布纳守住了最后一道防线.

Officers dressed in riot gear are surrounding the perimeter fence.

身穿防暴服的警察正在包围外围的栅栏。

Guards had been at several points around the perimeter.

环形防线周围的好几个点上都布满了岗哨.

This typically occurs prior to the secure perimeter of an Olympic venue.

典型安检是在进入奥运场馆的安全区前.

Results All patients abdominal perimeter were sharp reduced.

结果治疗后患者腹围明显缩小.

The league's MVP, Kobe Bryant , being guarded by the league's top perimeter defender , Bruce Bowen .

MVP科比·布莱恩特与联盟顶尖防守队员 布鲁斯·博文 之间的对抗.

Teacher: What is the perimeter of a circle?

师: 什么是圆的周长?

Guards patrol the perimeter of the estate.

保安人员在庄园四周巡逻。

Guards had been posted at several points around the perimeter.

在环形防线上已布置了几处岗哨.

...the perimeter of the airport...

机场四周

The river marks the eastern perimeter of our land.

这条河标示我们的土地东面的边界.

Stay out of the middle of the supermarket ; shop on the perimeter of the store.

远离超市的中央; 选择那些放在超市周围的食品.

Drinks in hands, they wandered around the perimeter of the ball field.

他们手里拿着饮料在球场周围漫不经心地遛跶.

Lamivudine therapy might not prevent perinatal transmission of HBV infection in every newborn.

说明拉米夫定治疗不能阻断所有新生儿围产期的母婴传播.

Results: The perinatal morbidity was 3.01 % , the fetal death was 35.75 % , the stillbirth was 26.09 % , the neonatal death was 38.16 %.

结果: 围产儿病死率为3.09%, 死胎、死产、新生儿死亡构成分别为35.75%、26.09%、38.16%.

Perinatal outcome was associated with the gestational weeks at onset of severe preeclampsia.

围生儿结局与发病时间及终止妊娠的周数有关.

Severe preeclampsia that develops at perinatal mortality and morbidity rates.

发生在34孕周以前的重度先兆子痫有高围产期死亡率和患病率.