DictionaryForumContacts

   Chinese
Google | Forvo | +
to phrases
氧气 yǎngqì
environ. oxygène m (一种气态化学元素,在细胞呼吸和燃烧过程中最基本的和最丰富的元素,在地壳中占20%的空气量。)
water.suppl. taux d'oxygène dissous à saturation
氧气: 17 phrases in 6 subjects
Environment4
Ichthyology2
Research and development5
Thermal Energy1
Water supply4
Welding1