The collapse mainly occurs in the low - water years or during the beginning of the dry season and rain season in a year.

塌陷主要分布在松散层较薄的第四系覆盖区，发生时间主要集中于枯水年份或年内枯水期和丰水期初。

youdao

According to the shallow mountain, the characteristics of low water content, choosing afforestation season planting is given priority to with spring, winter, rainy season.

根据山区土层浅薄，含水量低的特点，造林季节选择以春季、冬季、雨季造林为主。

youdao

Spring and fall, tidal water level is low, are a good crab catching season.

春天和秋天，潮水的水位很低，都是捉螃蟹的好季节。

youdao

But its samples were collected in July, in the low season for tourism and at the start of the monsoon when rain would help to purify the water.

ECONOMIST: The island that became too popular