Phototropic bacteria
[医]向光细菌
🧩 词语组成解析
向光性的
🗣️ 情景例句
Then an adult must sign for you.
那就必须有一位成年人来替你签字。
It would help if you could try to speak a little slower.
请你尽量放慢说话速度。
to work or worry about trifling things at the weekend.
在周末再让他们为琐事而动脑子和忧虑。