Sicker
a. 可靠的；安全的
🗣️ 情景例句
That sounds really attractive.
听起来很有吸引力。
There's a ten thirty flight in the morning.
早上10点半有班机。
A simple experiment will help us a little further.
再做一个简单的实验可以帮助我们进一步理解这个问题。