Some bears hibernate.有些熊冬眠。In cool weather, serpents do not tempt; they grow diffident, recede and hibernate.在凉爽的天气里, 蛇是不会出来引诱人的, 它会胆怯 、 退避,还要冬眠.In winter bears usually hibernate in their dens.冬天熊通常在穴里冬眠.Dormice hibernat...
Verification or falsification alone is not enough to demarcate science.单凭证实或证伪都不足以为科学划界.Demarcate port is received, the user needs identity test and verify.限定端口接入, 用户需身份验证.A special UN commission was formed to demarcate ...