磕: knock (against sth hard)...
测验: test, to test...
收获: to harvest, to reap, to gain, crop, harvest, profit, gain, bonus, reward...
提倡: to promote, to advocate...
俩: two (colloquial equivalent of ), both, some...
荒谬: absurd, ridiculous...
密不可分: inextricably linked (idiom), inseparable...
便利: convenient, easy, to facilitate...
无知: ignorant, ignorance...
提供: to offer, to supply, to provide, to furnish...
