文本过长显示省略号，一般高度固定且不是auto
.chatRoomLMessage {
width: 400rpx;
margin-top: 15rpx;
color: #b0b0b0;
font-size: 0.7em;
overflow: hidden;
text-overflow:ellipsis;
white-space: nowrap;
}
文本过长换行显示，高度不固定
.set-view-test {
display:inline-block;
width: 100%;
height: auto;
font-family: Gibson;
font-size: 32rpx;
word-break: break-all;
text-overflow: ellipsis;
word-wrap: break-word;
white-space: pre-wrap;
}
