Cocurrent
直流； 同向
🗣️ 情景例句
I just stopped by to say hello.
我只是顺路过来问个好。
Fear is often greater than the danger.
杞人忧天。
So he had gone to the stores and had obtained a fixture that fitted both the tap on the supply line and the end of the air-line.
所以他就到仓库找到一个既适合供应管也适合供气管的接头。