From this, it is possible to ascertain that morphological characters are not a threatening factor.
其它未发现异常，这说明天目木兰的形态结构可能不是导致它濒危的原因。
Lately, though, another element is threatening to complicate the strategic calculus: the nuclear factor.
而近来，还有另一个元素有可能使得这盘战略演算更加复杂：核因素。
These showed that human activities were the main factor threatening the survival of plants, and preserving forests were the effective approach to save the rare and endangered plants in the valley.
表明人类干扰是长江流域植物受威胁的主要原因，保护森林成为保护长江流域稀有濒危植物的主要途径。
It can be the determining factor in a protection dog successfully facing a life threatening situation (i. e., police dog, personal protection dog, military dog, etc.).
当护卫犬面对生死威胁时(警犬，私人护卫犬、军犬等等)，它会是个决定性的因素。
It can be the determining factor in a protection dog successfully facing a life threatening situation (i. e., police dog, personal protection dog, military dog, etc.).
当护卫犬面对生死威胁时(警犬，私人护卫犬、军犬等等)，它会是个决定性的因素。
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