我的手机一上午都有问题，所以没能接到几个重要的电话。
My phone wasn't working all morning, so I missed several important calls.
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wasn't英 /ˈwɒznt/|美 /ˈwɑznt/
working英 /ˈwɜːkɪŋ/|美 /ˈwərkɪŋ/
解释
wasn't 是 was not 的缩写，与 working 构成过去进行时否定式，表示手机在那段时间持续无法正常工作。
My phone wasn't working all morning, so I missed several important calls.
wasn't 是 was not 的缩写，与 working 构成过去进行时否定式，表示手机在那段时间持续无法正常工作。