| 例句 |
guarded (against)verbpast tense of guard (against) to be cautious of or on guard againstunfortunately, you have to guard against theft while you're traveling looked out (for), minded, wared, watched out (for) attended, heeded, marked, noted, noticedbeheld, discerned, observed, perceived, saw, watched kept one's eyes open for(or kept one's eyes peeled for), was on the lookout for discounted, disregarded, ignored, missed, overlooked |