dead-letter box in Vietnamese

@Chuyên ngành kỹ thuật
@Lĩnh vực: toán & tin
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Sentence patterns related to "dead-letter box"

Below are sample sentences containing the word "dead-letter box" from the English - Vietnamese Dictionary. We can refer to these sentence patterns for sentences in case of finding sample sentences with the word "dead-letter box", or refer to the context using the word "dead-letter box" in the English - Vietnamese Dictionary.

1. I take messages and leave them in a dead letter box.

2. Time was when monitoring a suspected dead - letter box involved laborious work by humans.