he sensed that something was wrong with the machine
Related Translations:
觉察: detect; become aware of; perceive 短语和例子觉察到态度有变化 perceive a change in attitude; 觉察到有危险 become aware of the danger; 我们觉察到危险正向我们逼近。 we became aware of danger approaching us. 他觉察到机器有了毛病了。 he s