Phytomelane
植物黑素
🗣️ 情景例句
clip it around under your collar.
将它夹在领子下方。
The voters should petition the legislators for better mass transportation.
有权力的人应该向政治家请愿作更佳的大众意向的运输。
as my wife and I discovered during a tour through the Balkans.
我与妻子在一次周游巴尔干半岛时对此深有体会。