例句與造句

1. As the chemotherapy regimens can be intensive and protracted ( often about 2 years in case of the GMALL UKALL, HyperCVAD, or CALGB protocols; for ALL, about 3 years, 2 months for males on COG protocols, and 2 years, 2 months for females  longer for males because the testicles are a potential reservoir ), many patients have an intravenous catheter inserted into a large vein ( termed a central venous catheter or a Hickman line ), or a Portacath, a cone-shaped port with a silicone nose that is surgically planted under the skin, usually near the collar bone, and the most effective product available, due to low infection risks and the long-term viability of a portacath.
2. It's difficult to find hypercvad in a sentence. 用hypercvad造句挺難的