may depends how clear the local air is

may depends how clear the local air is

所有跟贴·加跟贴·新语丝读书论坛

送交者: qtl 于 2009-06-02, 02:21:34:

回答: 日食发生，降温20度，可能吗？？由 jhuang 于 2009-06-02, 01:38:08:

my feeling it is at least 10-centigrade difference here with and without sunshine