Erythroxylon p. br.
[医] 古柯属
🧩 词语组成解析
可卡因
🗣️ 情景例句
The traffic's bumper to bumper, it must be rush hour.
车一辆接着一辆，现在肯定是交通高峰期。
She fears Tom will drop out of school.
她担心汤姆会休学。
They had just had enough time to swim out of danger when the boat again completed a circle.
他们刚刚来得及游出危险区，快艇就又转完了一圈。