Lentoid
a. 透镜状的\\nn. 透镜状结构
🗣️ 情景例句
Where's the 'Lost and Found' counter?
失物招领处在哪儿？
Mother begins baking cookies two weeks before Christmas.
自圣诞节的两周以前，母亲就开始做小甜饼了。
A moment later, the Class 4 runner fell and hurt his leg, but he quickly got up and went on running.
过了一会儿，4班的运动员摔倒了，伤了腿，但是他很快爬起来，继续往前跑。