Pyrethrin i
[医] 除虫菊素I
🧩 词语组成解析
n. [化]除虫菊酯
🗣️ 情景例句
for his ten o'clock appointment with you.
等着十点钟与你的晤谈。
Misfortunes never (seldom) come alone (single).
祸不单行。
And Chinese, Korean, Filipino and Indian engineers are graduating in droves from California's colleges.
中国、韩国、菲律宾和印度的工程师一批批地从加州的大学毕业。