Predose
预[初始, 本底]剂量
🗣️ 情景例句
When you see something, think of the English word for it.
当你看到一个东西时，就想到它的英文单词。
Lost sleep
失眠
At the age of eight, he joined a group of child dancers.
8岁时参加了儿童舞蹈团。