By the time that white dwarf forms, the gas blown off hasn't gotten very far from it, at most a light year or two.

在白矮星形成的时候，被吹走的气体离它不远，最多一两光年。

Here is about the upper limit of the dwarf form of the goldcup oak, —eight thousand feet above sea-level, —reaching about two thousand feet higher than the California black oak (Quercus Californica).

这里大约是矮化金杯橡树的上限， 海拔八千英尺， 比加州黑橡树 (Quercus Californica) 高两千英尺。