1.Scientists have made an alarming discovery about what kinds of pollution are most harmful to seabirds.
alarming 令人担忧的
The disease has spread at an alarming rate.
这种疾病已经以惊人的速度传播开来 。
2.Birds are especially likely to swallow dangerous balloons because they closely resemble squid.
resemble 类似;像
She closely resembles her sister.
她和她姐姐很像 。