雨天

Now, on a gray rainy day at the Smithsonian Institution in WashingtonD.C., astronomers announced the discovery of a new planet.

目前，在一个灰蒙蒙的雨天，华盛顿的史密森尼学会的天文学家们宣布一颗新行星被发现。

Now, on a gray rainy day at the Smithsonian Institution in WashingtonD.C., astronomers announced the discovery of a new planet.

现在，在华盛顿一个阴沉的雨天史密森协会的天文学家们宣布了一个新行星的发现。

Now, on a gray rainy day at the Smithsonian Institution in WashingtonD.C., astronomers announced the discovery of a new planet.

现在，在一个灰蒙蒙的雨天在华盛顿的史密森研究所里天文学家们宣布发现了一个新的行星。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。