Tracker ball
跟踪球
🧩 词语组成解析
tracker
[['trækə]]
n. 追踪者, 跟踪雷达, 拉纤者\\n[法] 追踪人, 探索者, 追踪空中移动物体的仪器
ball
[bɔl]
n. 球;棒球（投手投出的）坏球;拇指球;舞会;
vt. 做成球状，使成团块;（指男性）和（女性）交媾（美式英语）;
vi. 呈球形，成团块;[美国俚语、口语]狂欢作乐，消遣;尽情作乐，尽情地玩;
🗣️ 情景例句
Downsizing is now a strong possibility.
很可能会裁员。
Nothing for nothing and very little for a half penny.
一分钱，一分货。
He noticed that the straight part of the dance was different in the afternoon from what it had been in the morning.
他注意到下午舞蹈的直线部分与上午的不一样。