C. At that time tin ore was excavated from Xishan southwest of the city. After the discovery of tin people started to call this place"Youxi".

当时在城西南的锡山开采出了锡矿，锡发现后，人们就把这个地方称为“有锡”。

youdao

On a conference call with analysts at Sanford C.

FORBES: Tysabri Still Down, But Not Out

C. fielded the call, catalogued and encrypted it and sent word to investigators at HCA's Nashville headquarters.

FORBES: Healing Thyself

C. had issued more than two hundred and thirty subpoenas for phone numbers and reviewed at least eight thousand call records.

NEWYORKER: A Dirty Business