D. u.
[医] 犬单位
🧩 词语组成解析
[医] 单位
🗣️ 情景例句
I can see well both day and night.
我白天晚上都能看得很清楚。
Pat's results are in agreement with the textbook experiment.
柏德获得的实验结果和课本一致。
There's nothing much I can do.
这事情我无能为力。