Koch flask
[化] 科赫瓶; 科赫培养瓶
🧩 词语组成解析
n. 科赫（人名）
flask
[flæsk]
n. 瓶，长颈瓶;[化]烧瓶;火药筒;[机]沙箱;
🗣️ 情景例句
I applied for a job as a lifeguard at the community pool.
我申请了社区游泳池的救生员工作。
The paint bucket fell down on his head.
油漆桶扣在了他的头上。
It looked as if there would be an exciting race across the Channel.
看来会有一场激烈的飞越英吉利海峡的竞争。