Tested
a. 经过试验的, 经受过考验的, 经验定的, 检验无病的
✅ 同义词
🗣️ 情景例句
2,3,4 ... now switch. ... 2 3 4
……现在 左右交替……
It's a poor heart that never rejoices.
不知人间有乐趣者最可怜。
I've never met him but I've talked to him on the net.
我没见过他，但我和他在网上聊过天。