unproven造句怎么写

8、Cancer (malignancy), unproven tumour, polypus, hard lump, cyst or excrescence of the large intestine.

10、By definition, complementary and alternative medicine consists of therapies that are unproven, at least by the standards of Western medicine.

12、Military force is out of the question because of the danger to the South. The United States' new missile-defence system is, to put it charitably, unproven.

14、Many people around the world claim to foretell the future, talk to the dead, and do other amazing (if scientifically unproven) feats.

16、He took a dim view of high-speed trains, saying that their benefits were unproven and they were likely to be too expensive: ministers should beware of being "seduced by grands projets".

18、Even setting aside the unproven hints of ancient oceans, the extent of the outflow channels suggests that a huge total volume of water existed on Mars in the past.

1、Scientists never presuppose unproven facts.

3、Never make an unproven change to a running production system.

5、As instructed, I cut my lifeline to the bank and leapt into unproven waters.

7、He admits that this is still an unproven hypothesis, but it is one worth considering.

11、The Committee has concluded that there is no reason on grounds of safety to change current immunization practices with thiomersal-containing vaccines, as the alleged risks are unproven.

15、But critics call GNEP a costly gamble on unproven science that will harm the cause of nuclear energy and do little to combat proliferation.

19、Some hope that emerging markets will solve the problem, by acting as buyers of developed market assets and a source of higher returns for investors in rich countries, but the theory is unproven.

4、There are a lot of unproven allegations flying around.

9、For example, senior politicians in South Africa have promoted unproven therapies while at times disparaging antiretroviral drugs.

17、Not long ago, Nissan was being pilloried for a lineup with few hybrid options, as well as CEO Carlos Ghosn's stubborn insistence on investing in unproven all-electric technology.

6、Before buying into a young or unproven system, it's important to weigh the pros and cons.

2、Such a relationship is presently unproven.

13、Agriculture: Growing crops in vertical farms in the heart of cities is said to be a greener way to produce food. But the idea is still unproven.