Particulate matter
顆粒物質(zhì)
?? 詞語組成解析
particulate
[p?'tikjulit, -leit]
adj. 微粒的，粒子的;
n. 微粒，粒子;
matter
['m?t?]
n. 事件;（討論、考慮等的）問題;重要性;物質(zhì);
vi. 要緊，重要;化膿;有重大影響;有重要性;
??? 情景例句
Oh, we'll try, believe me.
哦，我們會想辦法，相信我。
He is far too qualified for such a menial position.
他做那樣卑賤的工作，未免太可惜了。
You don't keep your word. Why didn't you tell me then? I've been looking forward to it. How can you change your mind at last minute?
你不守信用。為什么那時不告訴我呢？我一直都盼望著它呢。你怎么能在最后時刻改變主意呢？