to shine or give off light suddenly, brightly, or intermittently

闪现, 闪耀
the amount of moisture present in the air

湿度
在热带地区,雨季期间湿度水平可接近饱和。
lacking sufficient circulation of fresh air

不通风的, 空气不流通的
爬上塔顶,他们发现自己处于一个无空气的空间中。
typical or customary for a specific time of year

季节性的, 时令的
他们喜欢季节性活动,比如冬天滑雪和夏天远足。
becoming less in quantity, intensity, or value over time

下降的, 减少的
过去一年中失业率呈下降趋势。
increasing in amount, level, number, or intensity

上升的, 上涨的
characterized by frequent or unpredictable changes

多变的, 易变的
他的计划被老板多变的决定阻碍了。
completely clear or free from clouds

无云的, 晴朗的
晴朗无云的天空为夜晚的烟花提供了绝佳的背景。
(of the sky) covered with dark clouds that often indicate the possibility of rain

沉重的, 阴沉的
involving a particular region or geographic area

区域的, 地方的
remaining constant or steady over time

稳定的, 恒定的
not subject to significant change or decline

稳定的, 平稳的
(of weather or climate) very hot and humid, often with heavy rainfall
calm and without any noticeable movement of air

无风的, 平静的
无风的条件使得水手们难以驾驶他们的船只。
the quality or state of being comfortably or moderately warm

温暖, 暖和
a serious injury resulting from excessive exposure to severely cold weather or things, causing the freezing of the nose, toes, fingers, etc.

冻伤, 霜冻伤害
冻伤如果不及时治疗,可能会导致永久性损伤。
(of the weather) having extremely cold temperatures that cause thin layers of ice to form on surfaces

霜冻的, 冰冷的
严寒的温度使池塘冻得结结实实。
a serious condition that happens when the body gets too hot due to a lengthly exposure to high temperature

中暑, 热射病
中暑的症状可能包括高体温和心跳加快。
a season during which there is no rain

旱季, 干旱期
许多动物在旱季期间迁移以寻找水源。
strong winds that lift up clouds of soil or dust, reducing visibility and potentially causing damage

沙尘暴, 尘暴
飞行员被警告有沙尘暴接近机场,导致延误和改道。
the fact or presence of water covering a part of land that is typically dry

洪水
当局发布了疏散命令,因为洪水威胁到了房屋和企业。
a weather condition during which the temperature drops below the freezing point and thin layers of ice are formed on the surfaces

霜
随着气温下降,该地区发布了霜冻警告。
a thin cloud of tiny water droplets suspended in the air near the ground
the bent lines of different colors that appear in the sky after the rain

彩虹
雨后,美丽的彩虹出现在山丘上。
a very high wave or series of waves caused by an undersea earthquake or volcanic eruption

海啸
海啸预警系统对于提醒沿海社区潜在危险至关重要。
a tropical storm with violent winds moving in a circle that form over the western Pacific Ocean

台风, 热带气旋
当局在台风接近沿海地区时发布了疏散命令。
to rain really hard

下倾盆大雨, 大雨倾盆
整个下午都在下倾盆大雨,所以我们待在室内。
a dark shape on a surface made by a person or object blocking the light

影子, 阴影
(of weather or the sky) filled with a lot of dark clouds

阴天, 多云的
由于多云的天气,野餐被取消,可能会下雨。
a flash of lightning accompanied by the sound of thunder at once, which strikes a person or object

雷电, 霹雳
雷电照亮了天空,紧接着是一声震耳欲聋的雷声。