在陌生的城镇里只身一人，我感到不知所措、孤单寂寞。I feel lost and lonely in a strange town alone.他是认路的行家，即使在陌生的环境中也是如此。He was an expert at finding his way, even in strange surroundings.这些陌生的新增业务可能会破坏甚至是葬送整个公司。These strange diversifications could...
Weak acids ionize partly ( ionize ) in water to give hydrogen ion.弱酸在水中部份电离 ( 电离 ),放出氢离子.Weak alkalis ionize partly ( ionize ) in water to give hydroxide ion.弱碱 在水中部份电离,放出氢氧离子.Most inorganic salts ionize in water solutio...
As regarded its origin there were various explanations, all of which must necessarily have been conjectural.至于其来源,则有着种种解释, 当然都是些臆测.Theories about the extinction of dinosaurs are still highly conjectural.关于恐龙灭绝的理论仍然是带有很强的...