Detector tube
[医] 检知管, 侦察管
🧩 词语组成解析
🗣️ 情景例句
for the one seat on the Riverdale School Board,
争夺Riverdale联合校董会一个席次
Is that girl a student?
那个女孩是学生吗？
Centuries ago, the word beeline was made to describe this thin line of bees flying through the air.
几百年前，有人用beeline 这个词来描写蜜蜂在空中飞行的细窄路线。