The normal cyclone season extends from December to April.
正常的飓风季节从12月持续到4月。
Tthe early Pliocene had a weakened atmospheric circulation, and therefore, reduced vertical wind shear, which is favorable for tropical cyclone growth.
上新世早期的大气环流被减弱，因此垂直风切变减小，助长了热带气旋的发展。
They also helped in the aftermath of a cyclone that hit Bangladesh last year.
去年孟加拉国发生强热带风暴之后，军用直升机也帮助了救灾工作。
She says that does not affect Washington's promise to help those affected by the cyclone.
她说，这并不会影响华盛顿有关帮助热带风暴灾民的承诺。
Temperature changes show similar patterns, as do cyclone trajectories and rainfall patterns.
气温的变化如此，气旋轨迹和降雨模式亦是如此。
He says the cyclone destroyed about 50 percent of the healthcare system in the affected region.
他说，这场强热带风暴摧毁了受灾地区大约50%的保健系统。
Of course, a tropical cyclone depending on where you are in the world can cool off the water fast.
当然，热带气旋可以使海水迅速降温，不过要视所在地区而定。
Meanwhile aid agencies say they are gradually gaining access to cyclone devastated areas of Burma.
与此同时，国际援助机构表示，他们正在逐步进入遭强热带风暴破坏的地区。
Sir James made 5,127 prototypes before the dual-cyclone technology and sleek design was perfected.
在双气旋技术和流线型外观设计完善前，詹姆斯爵士已做出5127个吸尘器样品。
Weather officials say there's a 40 percent chance a tropical cyclone will move into the Gulf of Mexico.
天气部门称有一股热带风暴有40%的可能会转移到墨西哥湾。
Cyclone Sidr in 2007 claimed 3, 400 lives, whereas a similar cyclone in 1991 led to roughly 140, 000 deaths.
2007年的Sidr飓风中3400人遇难，而相似的一场飓风灾难在1991年使约140 000人丧生。
It says these goods will be enough for 10,000 people made homeless by the disastrous cyclone that hit Burma.
这些物资足够安置1万名受强热带风暴袭击而流离失所的缅甸难民。
It is surrounded by the eyewall, a ring of towering thunderstorms where the most severe weather of a cyclone occurs.
风眼四周环绕着“眼壁”，即一圈剧烈雷暴区域，通常是整个热带气旋中天气最恶劣的区域。
It called for building codes, including cyclone building codes, to be revised to increase resilience to climate change.
还呼吁修改建筑规范，包括防飓风建筑规范，从而增强应对气候变化的抵抗能力。
It called for building codes, including cyclone building codes, to be revised to increase resilience to climate change.
还呼吁修改建筑规范，包括防飓风建筑规范，从而增强应对气候变化的抵抗能力。
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