例句與造句

1. In 1920 Johnston was appointed controller of the Commonwealth prickly pear laboratories.
2. In 1984, the PEAR laboratory and two other laboratories that had claimed positive results from micro-PK experiments.
3. The psychologist C . E . M . Hansel, who evaluated Jahn's early psychokinesis experiments at the PEAR laboratory, wrote that a satisfactory control series had not been employed, that they had not been independently replicated, and that the reports lacked detail.
4. It's difficult to find pear laboratory in a sentence. 用pear laboratory造句挺難的