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- holding air attack 牵制性空袭
- The fort can't be defended against an air attack. 这个要塞无法防御来自空中的袭击。
- The city came under air attack during the night. 这座城市那天夜里遭到了空袭。
- The air bases were subjected to intense air attack. 这些空军基地遭到猛烈的空袭。
- They were alarmed by a sudden air attack. 突然空袭使他们大为惊恐。
- The fort cannot be defended against an air attack. 这座要塞遭到空袭时无法防御。
- In modern war both combatant and noncombatant are killed in air attack. 在现代战争中，战斗人员和非战斗人员遇上空袭都可能丧生。
- A whole tank regiment was completely immobilized by enemy air attacks. 敌军的空袭将整个坦克团完全钳制住了。
- We have taken measures to safeguard our city from air attack. 我们已采取措施以防遭到空袭。
- A surprise air attack(= from aircraft)was launched at night. 夜间突然发起了空袭。
- The US delivered an early riposte to the air attack. 美国对空袭很快做出了反应。
- A whole tank regiment is completely immobilized by enemy air attack. 敌军的空袭将整个坦克团完全钳制住了。
- We have taken measures to safeguard our city from air attack . 我们已采取措施以防遭到空袭。
- Divers usually wear a buoyancy compensator, which contains a flexible bag that can hold air. 潜水员通常会配戴一个浮力补偿器,其中包含了一个用于容纳空气的柔软的袋子。
- In modern wars both combatants and noncombatants are killed in air attacks. 在现代战争中,战斗人员和非战斗人员遇上空袭都可能丧生。
- Drop several seeds over the surface of the pot and cover with a thin layer of x:a vermiculite, a substance that can hold air, water and nutrients. 将一些种子洒在罐子的表面并且在上面盖一层薄薄的蛭石（一种可以保持空气水和营养的物质）。
- Drop several seeds over the surface of the pot and cover with a thin layer of vermiculite, a substance that can hold air, water and nutrients. 最后盖上透明的塑料袋。橡皮筋捆住塑料袋。将罐放在潮湿的地方。
- It cannot be said that air attack has rendered the battleship obsolete. 不能说飞机的攻击淘汰了战列舰。
- Drop several seeds over the surface of the pot and cover with a thin layer（阶层）of vermiculite, a substance that can hold air, water and nutrients. 在罐表面投入几粒种子并且将蛭石覆盖上，这个物质可以保持空气，水和营养物质。
